IxTheo Classification
[Unassigned]
HC New Testament
106,600 results
HB Old Testament
104,371 results
KDB Roman Catholic Church
80,050 results
SB Catholic Church law
74,815 results
KAJ Church history 1914-; recent history
53,493 results
HA Bible
41,221 results
KBB German language area
39,602 results
KDD Protestant Church
39,474 results
CB Christian life; spirituality
36,136 results
KAH Church history 1648-1913; modern history
29,490 results
RB Church office; congregation
28,824 results
KAB Church history 30-500; early Christianity
26,852 results
CD Christianity and Culture
25,116 results
NBE Anthropology
24,085 results
SA Church law; state-church law
23,885 results
VA Philosophy
23,113 results
HH Archaeology
22,732 results
RC Liturgy
22,387 results
KCA Monasticism; religious orders
21,984 results
RF Christian education; catechetics
20,190 results
AD Sociology of religion; religious policy
20,078 results
KAG Church history 1500-1648; Reformation; humanism; Renaissance
18,765 results
NBC Doctrine of God
18,273 results
HD Early Judaism
17,766 results
BH Judaism
17,738 results
CG Christianity and Politics
17,477 results
RJ Mission; missiology
17,386 results
CH Christianity and Society
16,609 results
NCC Social ethics
16,321 results
CC Christianity and Non-Christian religion; Inter-religious relations
15,751 results
KBQ North America
15,568 results
KDJ Ecumenism
15,525 results
NCA Ethics
13,967 results
NBF Christology
13,127 results
RG Pastoral care
12,965 results
BJ Islam
12,580 results
TC Pre-Christian history ; Ancient Near East
12,566 results
KAE Church history 900-1300; high Middle Ages
12,558 results
NBP Sacramentology; sacraments
12,326 results
KDG Free church
12,304 results
FD Contextual theology
11,475 results
KBJ Italy
10,652 results
NCF Sexual ethics
10,583 results
AB Philosophy of religion; criticism of religion; atheism
10,306 results
RE Homiletics
10,226 results
NBN Ecclesiology
10,174 results
KBM Asia
10,033 results
KBK Europe (East)
9,892 results
XA Law
9,442 results
NCG Environmental ethics; Creation ethics
9,309 results
AG Religious life; material religion
9,288 results
KBL Near East and North Africa
9,086 results
AA Study of religion
8,947 results
KBN Sub-Saharan Africa
8,931 results
NCD Political ethics
8,892 results
ZB Sociology
8,869 results
CF Christianity and Science
8,641 results
BC Ancient Orient; religion
8,547 results
TK Recent history
8,415 results
KDF Orthodox Church
8,291 results
FA Theology
8,246 results
KCD Hagiography; saints
7,943 results
KAA Church history
7,887 results
ZD Psychology
7,799 results
NBK Soteriology
7,595 results
NAA Systematic theology
7,317 results
NCE Business ethics
7,187 results
KBR Latin America
7,101 results
CE Christian art
7,079 results
KBF British Isles
7,060 results
KBG France
7,008 results
RA Practical theology
7,003 results
NBQ Eschatology
6,764 results
RK Charity work
6,730 results
KBH Iberian Peninsula
6,452 results
RH Evangelization; Christian media
6,369 results
FB Theological education
6,264 results
KCB Papacy
6,149 results
KAF Church history 1300-1500; late Middle Ages
6,115 results
KDE Anglican Church
6,098 results
NBD Doctrine of Creation
6,066 results
ZF Education
6,001 results
KCC Councils
5,655 results
RD Hymnology
5,648 results
AX Inter-religious relations
5,502 results
AZ New religious movements
5,212 results
AE Psychology of religion
5,192 results
TB Antiquity
5,151 results
ZC Politics in general
5,099 results
KAC Church history 500-1500; Middle Ages
4,834 results
KBD Benelux countries
4,690 results
KAD Church history 500-900; early Middle Ages
4,446 results
CA Christianity
4,229 results
NBG Pneumatology; Holy Spirit
4,032 results
NBJ Mariology
4,009 results
BL Buddhism
3,734 results
ZG Media studies; Digital media; Communication studies
3,731 results
VB Hermeneutics; Philosophy
3,677 results
NBA Dogmatics
3,493 results
NAB Fundamental theology
3,398 results
NCB Personal ethics
3,379 results
BE Greco-Roman religions
3,345 results
NBB Doctrine of Revelation
3,287 results
KBC Switzerland
3,229 results
KBE Northern Europe; Scandinavia
3,176 results
TJ Modern history
3,140 results
NCH Medical ethics
3,133 results
SD Church law; Protestant Church
3,015 results
BK Hinduism, Jainism, Sikhism
2,933 results
KBA Western Europe
2,902 results
BF Gnosticism
2,773 results
TE Middle Ages
2,552 results
NBM Doctrine of Justification
2,481 results
TA History
1,921 results
ZA Social sciences
1,802 results
KBS Australia; Oceania
1,795 results
AH Religious education
1,729 results
KDH Christian sects
1,559 results
BB Indigenous religions
1,505 results
NBH Angelology; demonology
1,493 results
NCJ Ethics of science
1,238 results
KDA Church denominations
1,228 results
AF Geography of religion
1,159 results
BM Chinese universism; Confucianism; Taoism
964 results
SE Church law; Orthodox Church
943 results
NBL Doctrine of Predestination
763 results
BG World religions
718 results
TD Late Antiquity
601 results
TG High Middle Ages
569 results
KDC Old Catholic Church
460 results
KBP America
409 results
TH Late Middle Ages
346 results
SC Church law; Anglican Church
328 results
BD Ancient European religions
312 results
TF Early Middle Ages
296 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