Classification
340 - Law
524
330 - Economics
60
320 - Political science
26
345 - Criminal law
22
342 - Constitutional & administrative law
21
344 - Labor, social, education & cultural law
15
363 - Other social problems & services
14
346 - Private law
13
380 - Commerce, communications & transportation
13
300 - Social sciences
10
343 - Military, tax, trade & industrial law
9
658 - General management
9
140 - Specific philosophical schools
8
333 - Economics of land & energy
7
347 - Civil procedure & courts
7
650 - Management & auxiliary services
7
332 - Financial economics
6
150 - Psychology
5
304 - Factors affecting social behavior
5
350 - Public administration & military science
5
364 - Criminology
5
700 - The arts; fine & decorative arts
5
900 - History & geography
5
610 - Medicine & health
4
100 - Philosophy & psychology
3
306 - Culture & institutions
3
338 - Production
3
361 - Social problems & social welfare in general
3
600 - Technology
3
620 - Engineering & allied operations
3
004 - Data processing & computer science
2
301 - Sociology & anthropology
2
302 - Social interaction
2
305 - Social groups
2
331 - Labor economics
2
337 - International economics
2
349 - Law of specific jurisdictions & areas
2
500 - Natural sciences & mathematics
2
630 - Agriculture & related technologies
2
634 - Orchards, fruits & forestry
2
000 - Computer science, information & general works
1
005 - Computer programming, programs & data
1
128 - Humankind
1
158 - Applied psychology
1
170 - Ethics
1
179 - Other ethical norms
1
200 - Religion
1
341 - Law of nations
1
398 - Folklore
1
418 - Standard usage & applied linguistics
1
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