Classification
364 - Criminology
549
340 - Law
122
320 - Political science
54
150 - Psychology
50
300 - Social sciences
50
363 - Other social problems & services
50
306 - Culture & institutions
40
345 - Criminal law
38
301 - Sociology & anthropology
31
330 - Economics
31
361 - Social problems & social welfare in general
31
500 - Natural sciences & mathematics
30
155 - Differential & developmental psychology
29
614 - Incidence & prevention of disease
28
305 - Social groups
23
341 - Law of nations
21
370 - Education
18
362 - Social welfare problems & services
17
304 - Factors affecting social behavior
16
005 - Computer programming, programs & data
15
610 - Medicine & health
15
616 - Diseases
15
900 - History & geography
15
006 - Special computer methods
14
365 - Penal & related institutions
14
613 - Personal health & safety
14
140 - Specific philosophical schools
13
658 - General management
13
100 - Philosophy & psychology
12
327 - International relations
11
331 - Labor economics
10
302 - Social interaction
9
360 - Social problems & services; associations
8
600 - Technology
8
620 - Engineering & allied operations
8
170 - Ethics
7
303 - Social processes
7
307 - Communities
7
380 - Commerce, communications & transportation
7
621 - Applied physics
7
519 - Probabilities & applied mathematics
6
700 - The arts; fine & decorative arts
6
001 - Knowledge
5
333 - Economics of land & energy
5
338 - Production
5
344 - Labor, social, education & cultural law
5
941 - British Isles
5
343 - Military, tax, trade & industrial law
4
407 - Education, research & related topics
4
910 - Geography & travel
4
more ...