Classification
363 - Other social problems & services
333 - Economics of land & energy
78
330 - Economics
70
320 - Political science
65
700 - The arts; fine & decorative arts
63
340 - Law
47
600 - Technology
46
000 - Computer science, information & general works
38
610 - Medicine & health
35
620 - Engineering & allied operations
35
140 - Specific philosophical schools
31
551 - Geology, hydrology & meteorology
30
380 - Commerce, communications & transportation
29
900 - History & geography
28
370 - Education
21
100 - Philosophy & psychology
19
300 - Social sciences
18
581 - Specific topics in natural history
17
327 - International relations
13
500 - Natural sciences & mathematics
10
630 - Agriculture & related technologies
10
200 - Religion
9
576 - Genetics & evolution
9
658 - General management
9
304 - Factors affecting social behavior
8
301 - Sociology & anthropology
6
540 - Chemistry & allied sciences
6
580 - Plants (Botany)
6
410 - Linguistics
5
800 - Literature & rhetoric
5
170 - Ethics
4
344 - Labor, social, education & cultural law
4
350 - Public administration & military science
3
400 - Language
3
720 - Architecture
3
303 - Social processes
2
360 - Social problems & services; associations
2
414 - Phonology & phonetics
2
615 - Pharmacology & therapeutics
2
657 - Accounting
2
120 - Epistemology, causation & humankind
1
297 - Islam, Babism & Bahai Faith
1
331 - Labor economics
1
336 - Public finance
1
361 - Social problems & social welfare in general
1
612 - Human physiology
1
628 - Sanitary & municipal engineering
1
780 - Music
1