Classification
297 - Islam, Babism & Bahai Faith
607
330 - Economics
475
200 - Religion
357
900 - History & geography
324
320 - Political science
306
306 - Culture & institutions
185
300 - Social sciences
173
340 - Law
133
301 - Sociology & anthropology
100
305 - Social groups
98
700 - The arts; fine & decorative arts
88
100 - Philosophy & psychology
84
304 - Factors affecting social behavior
81
332 - Financial economics
80
610 - Medicine & health
60
370 - Education
58
658 - General management
56
333 - Economics of land & energy
53
363 - Other social problems & services
53
800 - Literature & rhetoric
50
327 - International relations
48
338 - Production
45
140 - Specific philosophical schools
42
170 - Ethics
34
322 - Relation of state to organized groups
34
621 - Applied physics
31
400 - Language
30
620 - Engineering & allied operations
30
510 - Mathematics
28
720 - Architecture
28
909 - World history
22
342 - Constitutional & administrative law
21
380 - Commerce, communications & transportation
21
616 - Diseases
21
296 - Judaism
20
000 - Computer science, information & general works
19
341 - Law of nations
19
600 - Technology
19
006 - Special computer methods
18
303 - Social processes
18
500 - Natural sciences & mathematics
18
956 - Middle East (Near East)
18
290 - Other religions
17
551 - Geology, hydrology & meteorology
16
331 - Labor economics
15
520 - Astronomy & allied sciences
15
576 - Genetics & evolution
15
410 - Linguistics
14
910 - Geography & travel
14
174 - Occupational ethics
13
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