IxTheo Classification
AA Study of religion
79 results
AB Philosophy of religion; criticism of religion; atheism
266 results
AD Sociology of religion; religious policy
1,298 results
AE Psychology of religion
122 results
AF Geography of religion
101 results
AG Religious life; material religion
131 results
AH Religious education
27 results
AX Inter-religious relations
219 results
AZ New religious movements
155 results
BB Indigenous religions
50 results
BC Ancient Orient; religion
7 results
BD Ancient European religions
5 results
BE Greco-Roman religions
6 results
BF Gnosticism
9 results
BG World religions
7 results
BH Judaism
873 results
BJ Islam
503 results
BK Hinduism, Jainism, Sikhism
74 results
BL Buddhism
103 results
BM Chinese universism; Confucianism; Taoism
28 results
BN Shinto
3 results
BR Ancient religions of the Americas
19 results
BS Traditional African religions
10 results
BT Religions of Oceania
2 results
CA Christianity
170 results
CB Christian life; spirituality
6,335 results
CC Christianity and Non-Christian religion; Inter-religious relations
2,234 results
CD Christianity and Culture
2,614 results
CE Christian art
986 results
CF Christianity and Science
982 results
CG Christianity and Politics
3,785 results
CH Christianity and Society
2,504 results
FA Theology
788 results
FB Theological education
1,795 results
FD Contextual theology
1,061 results
HA Bible
1,292 results
HB Old Testament
373 results
HC New Testament
874 results
HD Early Judaism
12 results
HH Archaeology
67 results
KAA Church history
885 results
KAB Church history 30-500; early Christianity
400 results
KAC Church history 500-1500; Middle Ages
357 results
KAD Church history 500-900; early Middle Ages
147 results
KAE Church history 900-1300; high Middle Ages
1,631 results
KAF Church history 1300-1500; late Middle Ages
636 results
KAG Church history 1500-1648; Reformation; humanism; Renaissance
2,729 results
KAH Church history 1648-1913; modern history
8,613 results
KAJ Church history 1914-; recent history
21,554 results
KBA Western Europe
322 results
KBB German language area
9,183 results
KBC Switzerland
653 results
KBD Benelux countries
1,060 results
KBE Northern Europe; Scandinavia
141 results
KBF British Isles
1,123 results
KBG France
2,030 results
KBH Iberian Peninsula
2,538 results
KBJ Italy
3,488 results
KBK Europe (East)
1,772 results
KBL Near East and North Africa
903 results
KBM Asia
1,577 results
KBN Sub-Saharan Africa
991 results
KBP America
70 results
KBQ North America
2,178 results
KBR Latin America
2,575 results
KBS Australia; Oceania
437 results
KCA Monasticism; religious orders
5,483 results
KCB Papacy
2,716 results
KCC Councils
3,114 results
KCD Hagiography; saints
2,092 results
KDA Church denominations
58 results
KDB Roman Catholic Church
KDC Old Catholic Church
55 results
KDD Protestant Church
3,038 results
KDE Anglican Church
487 results
KDF Orthodox Church
1,494 results
KDG Free church
496 results
KDH Christian sects
76 results
KDJ Ecumenism
4,233 results
NAA Systematic theology
961 results
NAB Fundamental theology
882 results
NBA Dogmatics
381 results
NBB Doctrine of Revelation
577 results
NBC Doctrine of God
1,205 results
NBD Doctrine of Creation
436 results
NBE Anthropology
2,690 results
NBF Christology
1,118 results
NBG Pneumatology; Holy Spirit
474 results
NBH Angelology; demonology
128 results
NBJ Mariology
1,085 results
NBK Soteriology
1,054 results
NBL Doctrine of Predestination
41 results
NBM Doctrine of Justification
525 results
NBN Ecclesiology
3,378 results
NBP Sacramentology; sacraments
3,816 results
NBQ Eschatology
366 results
NCA Ethics
2,125 results
NCB Personal ethics
615 results
NCC Social ethics
3,075 results
NCD Political ethics
1,123 results
NCE Business ethics
936 results
NCF Sexual ethics
3,045 results
NCG Environmental ethics; Creation ethics
1,218 results
NCH Medical ethics
236 results
NCJ Ethics of science
49 results
RA Practical theology
336 results
RB Church office; congregation
10,831 results
RC Liturgy
7,591 results
RD Hymnology
710 results
RE Homiletics
412 results
RF Christian education; catechetics
3,192 results
RG Pastoral care
2,166 results
RH Evangelization; Christian media
2,369 results
RJ Mission; missiology
2,512 results
RK Charity work
961 results
SA Church law; state-church law
1,564 results
SB Catholic Church law
3,571 results
SC Church law; Anglican Church
21 results
SD Church law; Protestant Church
59 results
SE Church law; Orthodox Church
51 results
TA History
37 results
TB Antiquity
22 results
TC Pre-Christian history ; Ancient Near East
1 results
TE Middle Ages
9 results
TF Early Middle Ages
2 results
TG High Middle Ages
1 results
TJ Modern history
49 results
TK Recent history
215 results
VA Philosophy
1,994 results
VB Hermeneutics; Philosophy
179 results
XA Law
501 results
ZA Social sciences
93 results
ZB Sociology
302 results
ZC Politics in general
181 results
ZD Psychology
278 results
ZF Education
446 results
ZG Media studies; Digital media; Communication studies
283 results