Classification
370 - Education
780 - Music
54
100 - Philosophy & psychology
32
320 - Political science
27
700 - The arts; fine & decorative arts
27
300 - Social sciences
23
900 - History & geography
23
330 - Economics
12
200 - Religion
9
340 - Law
9
380 - Commerce, communications & transportation
7
410 - Linguistics
7
363 - Other social problems & services
5
600 - Technology
5
170 - Ethics
3
301 - Sociology & anthropology
3
304 - Factors affecting social behavior
3
333 - Economics of land & energy
3
610 - Medicine & health
3
650 - Management & auxiliary services
3
657 - Accounting
3
000 - Computer science, information & general works
2
296 - Judaism
2
360 - Social problems & services; associations
2
361 - Social problems & social welfare in general
2
364 - Criminology
2
620 - Engineering & allied operations
2
658 - General management
2
120 - Epistemology, causation & humankind
1
140 - Specific philosophical schools
1
160 - Logic
1
297 - Islam, Babism & Bahai Faith
1
400 - Language
1
500 - Natural sciences & mathematics
1
530 - Physics
1
576 - Genetics & evolution
1
720 - Architecture
1