Classification
000 - Computer science, information & general works
42
001 - Knowledge
2
011 - Bibliographies
2
100 - Philosophy & psychology
27
140 - Specific philosophical schools
40
153 - Mental processes & intelligence
1
170 - Ethics
24
174 - Occupational ethics
1
200 - Religion
12
297 - Islam, Babism & Bahai Faith
2
300 - Social sciences
51
301 - Sociology & anthropology
12
303 - Social processes
2
304 - Factors affecting social behavior
18
306 - Culture & institutions
1
320 - Political science
98
330 - Economics
106
331 - Labor economics
5
332 - Financial economics
4
333 - Economics of land & energy
47
336 - Public finance
2
338 - Production
3
340 - Law
25
350 - Public administration & military science
5
360 - Social problems & services; associations
70
361 - Social problems & social welfare in general
362 - Social welfare problems & services
10
363 - Other social problems & services
31
364 - Criminology
25
370 - Education
25
371 - Schools & their activities; special education
1
372 - Elementary education
2
380 - Commerce, communications & transportation
19
400 - Language
3
414 - Phonology & phonetics
2
500 - Natural sciences & mathematics
20
519 - Probabilities & applied mathematics
1
540 - Chemistry & allied sciences
2
551 - Geology, hydrology & meteorology
8
576 - Genetics & evolution
8
580 - Plants (Botany)
9
581 - Specific topics in natural history
3
590 - Animals (Zoology)
7
600 - Technology
31
610 - Medicine & health
93
612 - Human physiology
7
616 - Diseases
1
620 - Engineering & allied operations
17
630 - Agriculture & related technologies
13
650 - Management & auxiliary services
1
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