Classification
320 - Political science
260
300 - Social sciences
158
501 - Philosophy & theory
140
306 - Culture & institutions
105
301 - Sociology & anthropology
74
500 - Natural sciences & mathematics
70
100 - Philosophy & psychology
53
510 - Mathematics
45
305 - Social groups
36
330 - Economics
28
170 - Ethics
27
303 - Social processes
26
340 - Law
22
530 - Physics
20
304 - Factors affecting social behavior
19
338 - Production
18
302 - Social interaction
16
900 - History & geography
15
120 - Epistemology, causation & humankind
13
509 - Historical, geographic & persons treatment
13
121 - Epistemology
12
128 - Humankind
10
155 - Differential & developmental psychology
10
327 - International relations
10
333 - Economics of land & energy
10
000 - Computer science, information & general works
9
109 - Historical & collected persons treatment
9
150 - Psychology
9
153 - Mental processes & intelligence
9
174 - Occupational ethics
9
200 - Religion
8
658 - General management
8
001 - Knowledge
7
190 - Modern western philosophy
7
361 - Social problems & social welfare in general
7
363 - Other social problems & services
7
110 - Metaphysics
6
140 - Specific philosophical schools
6
149 - Other philosophical systems
6
180 - Ancient, medieval & eastern philosophy
6
210 - Philosophy & theory of religion
6
307 - Communities
6
576 - Genetics & evolution
6
004 - Data processing & computer science
5
006 - Special computer methods
5
142 - Critical philosophy
5
146 - Naturalism & related systems
5
160 - Logic
5
192 - Philosophy of British Isles
5
193 - Philosophy of Germany & Austria
5
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