IxTheo Classification
RG Pastoral care
RF Christian education; catechetics
2,697 results
RA Practical theology
2,324 results
HA Bible
2,266 results
KDB Roman Catholic Church
2,166 results
ZD Psychology
1,587 results
RB Church office; congregation
1,313 results
CB Christian life; spirituality
1,037 results
KBB German language area
914 results
KDD Protestant Church
691 results
NCF Sexual ethics
654 results
CH Christianity and Society
609 results
RK Charity work
601 results
HC New Testament
598 results
KAJ Church history 1914-; recent history
590 results
HB Old Testament
461 results
NBE Anthropology
454 results
RC Liturgy
445 results
SB Catholic Church law
415 results
KBQ North America
367 results
NBP Sacramentology; sacraments
364 results
NCG Environmental ethics; Creation ethics
315 results
CD Christianity and Culture
256 results
KCA Monasticism; religious orders
254 results
AD Sociology of religion; religious policy
238 results
NCC Social ethics
231 results
FB Theological education
229 results
SA Church law; state-church law
227 results
AE Psychology of religion
223 results
RH Evangelization; Christian media
223 results
KAH Church history 1648-1913; modern history
203 results
RE Homiletics
191 results
NCA Ethics
151 results
KBD Benelux countries
148 results
FD Contextual theology
146 results
ZB Sociology
137 results
KBR Latin America
133 results
NBC Doctrine of God
133 results
KBN Sub-Saharan Africa
132 results
KDJ Ecumenism
129 results
KDG Free church
128 results
RJ Mission; missiology
121 results
KAG Church history 1500-1648; Reformation; humanism; Renaissance
118 results
KBM Asia
114 results
NCB Personal ethics
113 results
NCH Medical ethics
103 results
KBJ Italy
101 results
NBK Soteriology
97 results
ZF Education
96 results
CG Christianity and Politics
94 results
KAB Church history 30-500; early Christianity
88 results
NBN Ecclesiology
82 results
NBQ Eschatology
81 results
KBF British Isles
78 results
KBC Switzerland
76 results
KBK Europe (East)
76 results
CC Christianity and Non-Christian religion; Inter-religious relations
75 results
FA Theology
69 results
AG Religious life; material religion
65 results
KBG France
65 results
ZG Media studies; Digital media; Communication studies
65 results
KBH Iberian Peninsula
62 results
CF Christianity and Science
61 results
KBE Northern Europe; Scandinavia
59 results
NBB Doctrine of Revelation
57 results
NBF Christology
57 results
KCC Councils
54 results
NCE Business ethics
53 results
KCB Papacy
49 results
KDF Orthodox Church
49 results
VA Philosophy
49 results
NCD Political ethics
48 results
KDE Anglican Church
45 results
RD Hymnology
41 results
BJ Islam
40 results
KBS Australia; Oceania
37 results
XA Law
36 results
ZA Social sciences
34 results
BH Judaism
31 results
TK Recent history
31 results
NBD Doctrine of Creation
30 results
CE Christian art
29 results
KAE Church history 900-1300; high Middle Ages
29 results
NBH Angelology; demonology
29 results
NBG Pneumatology; Holy Spirit
28 results
AZ New religious movements
27 results
NAA Systematic theology
25 results
KBL Near East and North Africa
24 results
KAF Church history 1300-1500; late Middle Ages
21 results
NBM Doctrine of Justification
20 results
AA Study of religion
19 results
KAA Church history
19 results
KAC Church history 500-1500; Middle Ages
19 results
KAD Church history 500-900; early Middle Ages
18 results
CA Christianity
17 results
VB Hermeneutics; Philosophy
15 results
AB Philosophy of religion; criticism of religion; atheism
14 results
AX Inter-religious relations
14 results
BL Buddhism
14 results
KCD Hagiography; saints
14 results
ZC Politics in general
14 results
KBA Western Europe
12 results
NBA Dogmatics
12 results
SD Church law; Protestant Church
12 results
NBJ Mariology
10 results
AH Religious education
8 results
NAB Fundamental theology
8 results
AF Geography of religion
7 results
KDA Church denominations
7 results
KDC Old Catholic Church
7 results
KDH Christian sects
7 results
SE Church law; Orthodox Church
7 results
TE Middle Ages
7 results
HH Archaeology
5 results
NBL Doctrine of Predestination
5 results
BB Indigenous religions
4 results
HD Early Judaism
4 results
NCJ Ethics of science
4 results
BC Ancient Orient; religion
3 results
BG World religions
3 results
BK Hinduism, Jainism, Sikhism
3 results
BM Chinese universism; Confucianism; Taoism
3 results
BN Shinto
2 results
BS Traditional African religions
2 results
BE Greco-Roman religions
1 results
BF Gnosticism
1 results
BR Ancient religions of the Americas
1 results
BT Religions of Oceania
1 results
SC Church law; Anglican Church
1 results
TA History
1 results
TB Antiquity
1 results
TJ Modern history
1 results