Classification
200 - Religion
300 - Social sciences
100 - Philosophy & psychology
138
320 - Political science
137
900 - History & geography
111
301 - Sociology & anthropology
76
297 - Islam, Babism & Bahai Faith
65
340 - Law
51
700 - The arts; fine & decorative arts
44
330 - Economics
39
370 - Education
31
140 - Specific philosophical schools
29
304 - Factors affecting social behavior
29
170 - Ethics
28
000 - Computer science, information & general works
19
800 - Literature & rhetoric
19
600 - Technology
16
333 - Economics of land & energy
13
380 - Commerce, communications & transportation
12
400 - Language
12
363 - Other social problems & services
11
610 - Medicine & health
10
576 - Genetics & evolution
8
581 - Specific topics in natural history
7
120 - Epistemology, causation & humankind
6
296 - Judaism
6
410 - Linguistics
6
361 - Social problems & social welfare in general
5
720 - Architecture
5
398 - Folklore
4
530 - Physics
4
620 - Engineering & allied operations
4
551 - Geology, hydrology & meteorology
3
780 - Music
3
360 - Social problems & services; associations
2
364 - Criminology
2
500 - Natural sciences & mathematics
2
630 - Agriculture & related technologies
2
201 - Religious mythology & social theology
1
221 - Old Testament (Tanakh)
1
241 - Christian ethics
1
261 - Social theology
1
270 - History of Christianity & Christian church
1
306 - Culture & institutions
1
658 - General management
1
770 - Photography, photographs & computer art
1