Classification
100 - Philosophy & psychology
12
140 - Specific philosophical schools
18
200 - Religion
12
296 - Judaism
1
297 - Islam, Babism & Bahai Faith
2
300 - Social sciences
301 - Sociology & anthropology
45
304 - Factors affecting social behavior
5
320 - Political science
35
330 - Economics
12
333 - Economics of land & energy
8
340 - Law
8
350 - Public administration & military science
1
363 - Other social problems & services
5
364 - Criminology
5
370 - Education
9
380 - Commerce, communications & transportation
8
398 - Folklore
2
400 - Language
5
410 - Linguistics
5
500 - Natural sciences & mathematics
1
530 - Physics
2
551 - Geology, hydrology & meteorology
3
576 - Genetics & evolution
1
581 - Specific topics in natural history
1
600 - Technology
7
610 - Medicine & health
11
620 - Engineering & allied operations
5
630 - Agriculture & related technologies
5
700 - The arts; fine & decorative arts
20
720 - Architecture
2
770 - Photography, photographs & computer art
1
800 - Literature & rhetoric
18
900 - History & geography