Classification
340 - Law
54
320 - Political science
46
900 - History & geography
41
306 - Culture & institutions
35
658 - General management
34
300 - Social sciences
26
330 - Economics
20
005 - Computer programming, programs & data
16
800 - Literature & rhetoric
16
004 - Data processing & computer science
15
302 - Social interaction
12
305 - Social groups
12
370 - Education
12
550 - Earth sciences
12
410 - Linguistics
11
616 - Diseases
11
301 - Sociology & anthropology
10
304 - Factors affecting social behavior
10
541 - Physical chemistry
10
551 - Geology, hydrology & meteorology
10
620 - Engineering & allied operations
10
530 - Physics
9
362 - Social welfare problems & services
8
400 - Language
7
520 - Astronomy & allied sciences
7
610 - Medicine & health
7
700 - The arts; fine & decorative arts
7
830 - Literatures of Germanic languages
7
333 - Economics of land & energy
6
338 - Production
6
006 - Special computer methods
5
200 - Religion
5
327 - International relations
5
363 - Other social problems & services
5
621 - Applied physics
5
158 - Applied psychology
4
350 - Public administration & military science
4
510 - Mathematics
4
577 - Ecology
4
660 - Chemical engineering
4
324 - The political process
3
332 - Financial economics
3
341 - Law of nations
3
343 - Military, tax, trade & industrial law
3
345 - Criminal law
3
346 - Private law
3
361 - Social problems & social welfare in general
3
371 - Schools & their activities; special education
3
378 - Higher education
3
500 - Natural sciences & mathematics
3
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