Classification
330 - Economics
88
370 - Education
83
700 - The arts; fine & decorative arts
80
333 - Economics of land & energy
63
600 - Technology
57
610 - Medicine & health
57
320 - Political science
52
363 - Other social problems & services
51
140 - Specific philosophical schools
45
000 - Computer science, information & general works
43
100 - Philosophy & psychology
40
620 - Engineering & allied operations
33
900 - History & geography
32
380 - Commerce, communications & transportation
30
300 - Social sciences
25
400 - Language
18
658 - General management
18
500 - Natural sciences & mathematics
17
200 - Religion
12
800 - Literature & rhetoric
12
304 - Factors affecting social behavior
11
551 - Geology, hydrology & meteorology
11
170 - Ethics
9
301 - Sociology & anthropology
9
540 - Chemistry & allied sciences
9
576 - Genetics & evolution
9
581 - Specific topics in natural history
9
630 - Agriculture & related technologies
8
720 - Architecture
8
780 - Music
8
297 - Islam, Babism & Bahai Faith
7
580 - Plants (Botany)
7
340 - Law
5
657 - Accounting
5
791 - Public performances
5
361 - Social problems & social welfare in general
4
530 - Physics
4
120 - Epistemology, causation & humankind
3
302 - Social interaction
3
410 - Linguistics
3
820 - English & Old English literatures
3
153 - Mental processes & intelligence
2
158 - Applied psychology
2
248 - Christian experience, practice & life
2
350 - Public administration & military science
2
360 - Social problems & services; associations
2
520 - Astronomy & allied sciences
2
612 - Human physiology
2
770 - Photography, photographs & computer art
2
150 - Psychology
1
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