IxTheo Classification
KDA Church denominations
KBB German language area
88 results
KAH Church history 1648-1913; modern history
82 results
KDJ Ecumenism
78 results
KAJ Church history 1914-; recent history
64 results
KDD Protestant Church
62 results
KAG Church history 1500-1648; Reformation; humanism; Renaissance
60 results
KDB Roman Catholic Church
57 results
AD Sociology of religion; religious policy
54 results
CH Christianity and Society
46 results
KBK Europe (East)
45 results
KBQ North America
38 results
CG Christianity and Politics
37 results
RF Christian education; catechetics
36 results
NCF Sexual ethics
34 results
CB Christian life; spirituality
31 results
RB Church office; congregation
31 results
KDG Free church
28 results
SA Church law; state-church law
24 results
KBF British Isles
22 results
KBL Near East and North Africa
20 results
CD Christianity and Culture
19 results
FA Theology
19 results
CC Christianity and Non-Christian religion; Inter-religious relations
18 results
KAA Church history
17 results
KBA Western Europe
17 results
RC Liturgy
16 results
NBP Sacramentology; sacraments
15 results
KBD Benelux countries
14 results
KBN Sub-Saharan Africa
13 results
RJ Mission; missiology
13 results
SB Catholic Church law
12 results
FB Theological education
11 results
AX Inter-religious relations
10 results
KBR Latin America
10 results
NBN Ecclesiology
10 results
KBC Switzerland
9 results
KDF Orthodox Church
9 results
NBE Anthropology
9 results
ZF Education
9 results
CF Christianity and Science
8 results
KBE Northern Europe; Scandinavia
8 results
NCA Ethics
8 results
AA Study of religion
7 results
AE Psychology of religion
7 results
AF Geography of religion
7 results
HA Bible
7 results
KBG France
7 results
RG Pastoral care
7 results
CA Christianity
6 results
KBM Asia
6 results
NBA Dogmatics
6 results
NCB Personal ethics
6 results
NCG Environmental ethics; Creation ethics
6 results
XA Law
6 results
ZB Sociology
6 results
AB Philosophy of religion; criticism of religion; atheism
5 results
AZ New religious movements
5 results
NBF Christology
5 results
RA Practical theology
5 results
ZC Politics in general
5 results
AG Religious life; material religion
4 results
BJ Islam
4 results
FD Contextual theology
4 results
KDC Old Catholic Church
4 results
KDH Christian sects
4 results
NBC Doctrine of God
4 results
NBK Soteriology
4 results
NCC Social ethics
4 results
BH Judaism
3 results
CE Christian art
3 results
KAE Church history 900-1300; high Middle Ages
3 results
KCA Monasticism; religious orders
3 results
NAA Systematic theology
3 results
RH Evangelization; Christian media
3 results
TA History
3 results
TJ Modern history
3 results
VA Philosophy
3 results
HC New Testament
2 results
KAF Church history 1300-1500; late Middle Ages
2 results
KBH Iberian Peninsula
2 results
KBJ Italy
2 results
NCD Political ethics
2 results
TK Recent history
2 results
ZD Psychology
2 results
ZG Media studies; Digital media; Communication studies
2 results
AH Religious education
1 results
BG World religions
1 results
HB Old Testament
1 results
KAB Church history 30-500; early Christianity
1 results
KBP America
1 results
KBS Australia; Oceania
1 results
KCC Councils
1 results
KCD Hagiography; saints
1 results
NAB Fundamental theology
1 results
NBD Doctrine of Creation
1 results
NBG Pneumatology; Holy Spirit
1 results
NBM Doctrine of Justification
1 results
NCE Business ethics
1 results
NCH Medical ethics
1 results
NCJ Ethics of science
1 results
RD Hymnology
1 results
RE Homiletics
1 results
ZA Social sciences
1 results