Classification
330 - Economics
137
320 - Political science
134
820 - English & Old English literatures
72
340 - Law
70
940 - History of Europe
70
900 - History & geography
22
280 - Christian denominations & sects
21
300 - Social sciences
18
306 - Culture & institutions
14
360 - Social problems & services; associations
12
305 - Social groups
11
700 - The arts; fine & decorative arts
8
301 - Sociology & anthropology
7
364 - Criminology
7
658 - General management
7
790 - Recreational & performing arts
6
200 - Religion
5
331 - Labor economics
5
576 - Genetics & evolution
5
005 - Computer programming, programs & data
4
170 - Ethics
4
333 - Economics of land & energy
4
338 - Production
4
500 - Natural sciences & mathematics
4
004 - Data processing & computer science
3
010 - Bibliography
3
155 - Differential & developmental psychology
3
250 - Christian orders & local church
3
303 - Social processes
3
341 - Law of nations
3
363 - Other social problems & services
3
600 - Technology
3
616 - Diseases
3
620 - Engineering & allied operations
3
630 - Agriculture & related technologies
3
780 - Music
3
941 - British Isles
3
970 - History of North America
3
000 - Computer science, information & general works
2
140 - Specific philosophical schools
2
150 - Psychology
2
302 - Social interaction
2
304 - Factors affecting social behavior
2
307 - Communities
2
381 - Commerce
2
390 - Customs, etiquette & folklore
2
610 - Medicine & health
2
792 - Stage presentations
2
800 - Literature & rhetoric
2
909 - World history
2
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