Classification
000 - Computer science, information & general works
39
100 - Philosophy & psychology
8
120 - Epistemology, causation & humankind
2
140 - Specific philosophical schools
25
160 - Logic
1
170 - Ethics
5
200 - Religion
4
297 - Islam, Babism & Bahai Faith
2
300 - Social sciences
8
301 - Sociology & anthropology
3
304 - Factors affecting social behavior
8
320 - Political science
16
330 - Economics
32
331 - Labor economics
1
333 - Economics of land & energy
37
336 - Public finance
1
340 - Law
7
361 - Social problems & social welfare in general
2
363 - Other social problems & services
364 - Criminology
1
370 - Education
9
380 - Commerce, communications & transportation
21
398 - Folklore
1
400 - Language
7
410 - Linguistics
8
414 - Phonology & phonetics
4
500 - Natural sciences & mathematics
11
530 - Physics
1
540 - Chemistry & allied sciences
2
551 - Geology, hydrology & meteorology
17
576 - Genetics & evolution
15
580 - Plants (Botany)
16
581 - Specific topics in natural history
8
590 - Animals (Zoology)
2
600 - Technology
34
610 - Medicine & health
25
612 - Human physiology
1
620 - Engineering & allied operations
27
630 - Agriculture & related technologies
6
657 - Accounting
1
658 - General management
6
700 - The arts; fine & decorative arts
45
720 - Architecture
10
770 - Photography, photographs & computer art
2
780 - Music
2
791 - Public performances
2
800 - Literature & rhetoric
900 - History & geography
36