Classification
000 - Computer science, information & general works
100 - Philosophy & psychology
10
120 - Epistemology, causation & humankind
2
140 - Specific philosophical schools
36
160 - Logic
1
170 - Ethics
3
200 - Religion
4
297 - Islam, Babism & Bahai Faith
1
300 - Social sciences
2
301 - Sociology & anthropology
4
304 - Factors affecting social behavior
3
320 - Political science
27
330 - Economics
59
333 - Economics of land & energy
122
340 - Law
13
361 - Social problems & social welfare in general
3
363 - Other social problems & services
65
370 - Education
20
380 - Commerce, communications & transportation
59
398 - Folklore
1
400 - Language
12
410 - Linguistics
4
414 - Phonology & phonetics
13
500 - Natural sciences & mathematics
15
520 - Astronomy & allied sciences
1
530 - Physics
13
540 - Chemistry & allied sciences
12
550 - Earth sciences
1
551 - Geology, hydrology & meteorology
22
576 - Genetics & evolution
36
580 - Plants (Botany)
28
581 - Specific topics in natural history
14
590 - Animals (Zoology)
2
600 - Technology
157
610 - Medicine & health
31
612 - Human physiology
2
615 - Pharmacology & therapeutics
1
620 - Engineering & allied operations
153
630 - Agriculture & related technologies
8
650 - Management & auxiliary services
1
658 - General management
7
700 - The arts; fine & decorative arts
720 - Architecture
29
770 - Photography, photographs & computer art
4
780 - Music
5
791 - Public performances
3
800 - Literature & rhetoric
11
900 - History & geography