Classification
000 - Computer science, information & general works
380 - Commerce, communications & transportation
530 - Physics
700 - The arts; fine & decorative arts
24
333 - Economics of land & energy
23
330 - Economics
10
363 - Other social problems & services
10
600 - Technology
8
340 - Law
7
576 - Genetics & evolution
7
580 - Plants (Botany)
7
658 - General management
7
320 - Political science
4
500 - Natural sciences & mathematics
4
551 - Geology, hydrology & meteorology
4
370 - Education
3
540 - Chemistry & allied sciences
3
900 - History & geography
3
140 - Specific philosophical schools
2
304 - Factors affecting social behavior
2
414 - Phonology & phonetics
2
620 - Engineering & allied operations
2
800 - Literature & rhetoric
2
100 - Philosophy & psychology
1
200 - Religion
1
296 - Judaism
1
300 - Social sciences
1
400 - Language
1
410 - Linguistics
1
550 - Earth sciences
1
610 - Medicine & health
1
630 - Agriculture & related technologies
1
650 - Management & auxiliary services
1
657 - Accounting
1