IxTheo Classification
HB Old Testament
HC New Testament
8,765 results
HD Early Judaism
7,294 results
HA Bible
4,899 results
HH Archaeology
3,668 results
BH Judaism
2,802 results
KAB Church history 30-500; early Christianity
2,344 results
NBC Doctrine of God
2,001 results
BC Ancient Orient; religion
1,975 results
TC Pre-Christian history ; Ancient Near East
1,961 results
RE Homiletics
1,687 results
NBE Anthropology
1,562 results
CB Christian life; spirituality
1,071 results
RF Christian education; catechetics
952 results
RC Liturgy
773 results
FD Contextual theology
760 results
NBD Doctrine of Creation
743 results
CD Christianity and Culture
691 results
NBF Christology
666 results
KAJ Church history 1914-; recent history
552 results
KDD Protestant Church
536 results
NBQ Eschatology
525 results
KBL Near East and North Africa
503 results
NCC Social ethics
490 results
CC Christianity and Non-Christian religion; Inter-religious relations
485 results
NCA Ethics
480 results
KAG Church history 1500-1648; Reformation; humanism; Renaissance
470 results
TE Middle Ages
469 results
RG Pastoral care
460 results
NBK Soteriology
442 results
KBN Sub-Saharan Africa
422 results
NCF Sexual ethics
419 results
RA Practical theology
416 results
KAH Church history 1648-1913; modern history
393 results
KAC Church history 500-1500; Middle Ages
390 results
KDB Roman Catholic Church
372 results
TB Antiquity
355 results
XA Law
338 results
BJ Islam
298 results
NCD Political ethics
291 results
VA Philosophy
271 results
KAE Church history 900-1300; high Middle Ages
260 results
CE Christian art
239 results
FA Theology
234 results
AG Religious life; material religion
225 results
NCG Environmental ethics; Creation ethics
216 results
NBB Doctrine of Revelation
214 results
KBB German language area
195 results
ZD Psychology
193 results
KBQ North America
192 results
AD Sociology of religion; religious policy
191 results
RD Hymnology
180 results
RB Church office; congregation
178 results
NBP Sacramentology; sacraments
175 results
KAD Church history 500-900; early Middle Ages
173 results
CA Christianity
164 results
CG Christianity and Politics
159 results
NBG Pneumatology; Holy Spirit
159 results
NBH Angelology; demonology
157 results
KDG Free church
156 results
BE Greco-Roman religions
155 results
BF Gnosticism
154 results
ZB Sociology
146 results
AA Study of religion
141 results
ZF Education
140 results
FB Theological education
124 results
NBM Doctrine of Justification
123 results
NCE Business ethics
122 results
CF Christianity and Science
115 results
AX Inter-religious relations
113 results
NBN Ecclesiology
112 results
CH Christianity and Society
105 results
AB Philosophy of religion; criticism of religion; atheism
103 results
RJ Mission; missiology
103 results
KCA Monasticism; religious orders
101 results
KDJ Ecumenism
99 results
VB Hermeneutics; Philosophy
98 results
NBL Doctrine of Predestination
97 results
KAA Church history
95 results
NCB Personal ethics
86 results
KBF British Isles
85 results
KBM Asia
78 results
TK Recent history
76 results
NAA Systematic theology
72 results
ZC Politics in general
72 results
SA Church law; state-church law
71 results
KAF Church history 1300-1500; late Middle Ages
69 results
KDF Orthodox Church
68 results
AE Psychology of religion
67 results
KBD Benelux countries
65 results
SB Catholic Church law
65 results
KBH Iberian Peninsula
63 results
KBG France
60 results
BG World religions
57 results
KBE Northern Europe; Scandinavia
55 results
KBK Europe (East)
50 results
NBJ Mariology
45 results
AH Religious education
43 results
KBR Latin America
43 results
KCD Hagiography; saints
41 results
KDE Anglican Church
40 results
AZ New religious movements
39 results
TA History
37 results
KCB Papacy
36 results
NAB Fundamental theology
32 results
KBJ Italy
31 results
TJ Modern history
30 results
BB Indigenous religions
25 results
RH Evangelization; Christian media
24 results
KDH Christian sects
23 results
ZA Social sciences
23 results
ZG Media studies; Digital media; Communication studies
23 results
TG High Middle Ages
22 results
KBC Switzerland
21 results
NBA Dogmatics
21 results
KCC Councils
20 results
BK Hinduism, Jainism, Sikhism
19 results
TD Late Antiquity
19 results
KBS Australia; Oceania
18 results
NCH Medical ethics
18 results
KBP America
17 results
RK Charity work
17 results
BL Buddhism
16 results
AF Geography of religion
15 results
KBA Western Europe
14 results
BS Traditional African religions
11 results
NCJ Ethics of science
8 results
BM Chinese universism; Confucianism; Taoism
7 results
BD Ancient European religions
6 results
TF Early Middle Ages
4 results
SD Church law; Protestant Church
2 results
SE Church law; Orthodox Church
2 results
BR Ancient religions of the Americas
1 results
BT Religions of Oceania
1 results
KDA Church denominations
1 results
KDC Old Catholic Church
1 results
TH Late Middle Ages
1 results