Classification
000 - Computer science, information & general works
11
100 - Philosophy & psychology
120 - Epistemology, causation & humankind
1
140 - Specific philosophical schools
21
160 - Logic
1
170 - Ethics
39
200 - Religion
27
297 - Islam, Babism & Bahai Faith
1
300 - Social sciences
66
301 - Sociology & anthropology
9
304 - Factors affecting social behavior
3
320 - Political science
330 - Economics
333 - Economics of land & energy
20
336 - Public finance
10
340 - Law
66
350 - Public administration & military science
5
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
13
363 - Other social problems & services
13
370 - Education
12
380 - Commerce, communications & transportation
11
400 - Language
8
410 - Linguistics
6
500 - Natural sciences & mathematics
3
530 - Physics
4
550 - Earth sciences
1
551 - Geology, hydrology & meteorology
5
576 - Genetics & evolution
10
580 - Plants (Botany)
1
581 - Specific topics in natural history
5
600 - Technology
16
610 - Medicine & health
12
620 - Engineering & allied operations
7
630 - Agriculture & related technologies
9
657 - Accounting
2
658 - General management
4
700 - The arts; fine & decorative arts
17
720 - Architecture
3
770 - Photography, photographs & computer art
3
780 - Music
8
800 - Literature & rhetoric
8
900 - History & geography
59
920 - Biography, genealogy & insignia
1