Classification
000 - Computer science, information & general works
140 - Specific philosophical schools
2
158 - Applied psychology
2
170 - Ethics
200 - Religion
1
300 - Social sciences
2
320 - Political science
4
330 - Economics
333 - Economics of land & energy
5
338 - Production
1
340 - Law
2
350 - Public administration & military science
1
361 - Social problems & social welfare in general
1
363 - Other social problems & services
2
370 - Education
3
380 - Commerce, communications & transportation
4
414 - Phonology & phonetics
1
500 - Natural sciences & mathematics
1
530 - Physics
1
551 - Geology, hydrology & meteorology
3
581 - Specific topics in natural history
3
600 - Technology
9
610 - Medicine & health
4
620 - Engineering & allied operations
7
630 - Agriculture & related technologies
1
650 - Management & auxiliary services
2
657 - Accounting
1
658 - General management
3
700 - The arts; fine & decorative arts
3
720 - Architecture
2
800 - Literature & rhetoric
1
900 - History & geography
5