IxTheo Classification
[Unassigned]
3,252,774 results
HC New Testament
106,542 results
HB Old Testament
104,325 results
KDB Roman Catholic Church
79,594 results
SB Catholic Church law
74,776 results
KAJ Church history 1914-; recent history
53,193 results
HA Bible
41,175 results
KDD Protestant Church
39,310 results
KBB German language area
38,754 results
CB Christian life; spirituality
36,013 results
KAH Church history 1648-1913; modern history
29,109 results
RB Church office; congregation
28,691 results
KAB Church history 30-500; early Christianity
26,797 results
CD Christianity and Culture
25,039 results
NBE Anthropology
23,964 results
SA Church law; state-church law
23,795 results
VA Philosophy
23,072 results
HH Archaeology
22,718 results
RC Liturgy
22,345 results
KCA Monasticism; religious orders
21,807 results
RF Christian education; catechetics
20,149 results
AD Sociology of religion; religious policy
20,056 results
KAG Church history 1500-1648; Reformation; humanism; Renaissance
18,628 results
NBC Doctrine of God
18,235 results
HD Early Judaism
17,738 results
BH Judaism
17,721 results
RJ Mission; missiology
17,359 results
CG Christianity and Politics
17,348 results
NCC Social ethics
16,295 results
CH Christianity and Society
16,144 results
CC Christianity and Non-Christian religion; Inter-religious relations
15,732 results
KBQ North America
15,550 results
KDJ Ecumenism
15,508 results
NCA Ethics
13,929 results
NBF Christology
13,102 results
RG Pastoral care
12,941 results
TC Pre-Christian history ; Ancient Near East
12,573 results
BJ Islam
12,563 results
KAE Church history 900-1300; high Middle Ages
12,500 results
NBP Sacramentology; sacraments
12,295 results
KDG Free church
12,260 results
FD Contextual theology
11,456 results
KBJ Italy
10,630 results
NCF Sexual ethics
10,562 results
AB Philosophy of religion; criticism of religion; atheism
10,300 results
RE Homiletics
10,204 results
NBN Ecclesiology
10,145 results
KBM Asia
10,014 results
KBK Europe (East)
9,868 results
XA Law
9,410 results
NCG Environmental ethics; Creation ethics
9,289 results
AG Religious life; material religion
9,265 results
KBL Near East and North Africa
9,051 results
AA Study of religion
8,948 results
KBN Sub-Saharan Africa
8,922 results
NCD Political ethics
8,874 results
ZB Sociology
8,859 results
CF Christianity and Science
8,611 results
BC Ancient Orient; religion
8,564 results
TK Recent history
8,378 results
KDF Orthodox Church
8,275 results
FA Theology
8,187 results
KCD Hagiography; saints
7,906 results
ZD Psychology
7,787 results
NBK Soteriology
7,588 results
KAA Church history
7,478 results
NAA Systematic theology
7,306 results
NCE Business ethics
7,180 results
KBR Latin America
7,090 results
KBF British Isles
7,042 results
CE Christian art
7,041 results
RA Practical theology
7,000 results
KBG France
6,988 results
NBQ Eschatology
6,751 results
RK Charity work
6,726 results
KBH Iberian Peninsula
6,445 results
RH Evangelization; Christian media
6,365 results
FB Theological education
6,208 results
KCB Papacy
6,125 results
KDE Anglican Church
6,091 results
KAF Church history 1300-1500; late Middle Ages
6,065 results
NBD Doctrine of Creation
6,036 results
ZF Education
5,977 results
KCC Councils
5,622 results
RD Hymnology
5,622 results
AX Inter-religious relations
5,493 results
AZ New religious movements
5,209 results
AE Psychology of religion
5,190 results
TB Antiquity
5,134 results
ZC Politics in general
5,080 results
KAC Church history 500-1500; Middle Ages
4,808 results
KBD Benelux countries
4,673 results
KAD Church history 500-900; early Middle Ages
4,420 results
CA Christianity
4,175 results
NBG Pneumatology; Holy Spirit
4,028 results
NBJ Mariology
3,994 results
BL Buddhism
3,731 results
ZG Media studies; Digital media; Communication studies
3,714 results
VB Hermeneutics; Philosophy
3,668 results
NBA Dogmatics
3,480 results
NAB Fundamental theology
3,376 results
NCB Personal ethics
3,374 results
BE Greco-Roman religions
3,343 results
NBB Doctrine of Revelation
3,281 results
KBC Switzerland
3,204 results
KBE Northern Europe; Scandinavia
3,173 results
NCH Medical ethics
3,132 results
TJ Modern history
3,126 results
SD Church law; Protestant Church
3,011 results
BK Hinduism, Jainism, Sikhism
2,933 results
KBA Western Europe
2,893 results
BF Gnosticism
2,774 results
TE Middle Ages
2,553 results
NBM Doctrine of Justification
2,479 results
TA History
1,913 results
KBS Australia; Oceania
1,794 results
ZA Social sciences
1,792 results
AH Religious education
1,728 results
KDH Christian sects
1,558 results
BB Indigenous religions
1,505 results
NBH Angelology; demonology
1,490 results
NCJ Ethics of science
1,232 results
KDA Church denominations
1,225 results
AF Geography of religion
1,155 results
BM Chinese universism; Confucianism; Taoism
964 results
SE Church law; Orthodox Church
943 results
NBL Doctrine of Predestination
761 results
BG World religions
717 results
TD Late Antiquity
590 results
TG High Middle Ages
568 results
KDC Old Catholic Church
445 results
KBP America
408 results
TH Late Middle Ages
345 results
SC Church law; Anglican Church
326 results
BD Ancient European religions
311 results
TF Early Middle Ages
292 results
BS Traditional African religions
290 results
BN Shinto
249 results
BR Ancient religions of the Americas
205 results
BT Religions of Oceania
28 results