Classification
340 - Law
500 - Natural sciences & mathematics
700 - The arts; fine & decorative arts
14
000 - Computer science, information & general works
13
576 - Genetics & evolution
8
900 - History & geography
8
380 - Commerce, communications & transportation
7
320 - Political science
6
330 - Economics
6
600 - Technology
6
620 - Engineering & allied operations
6
140 - Specific philosophical schools
5
333 - Economics of land & energy
5
530 - Physics
5
100 - Philosophy & psychology
3
363 - Other social problems & services
3
720 - Architecture
3
658 - General management
2
120 - Epistemology, causation & humankind
1
170 - Ethics
1
300 - Social sciences
1
304 - Factors affecting social behavior
1
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
1
370 - Education
1
400 - Language
1
414 - Phonology & phonetics
1