Classification
000 - Computer science, information & general works
26
001 - Knowledge
12
004 - Data processing & computer science
3
005 - Computer programming, programs & data
103
006 - Special computer methods
7
025 - Library operations
1
100 - Philosophy & psychology
17
140 - Specific philosophical schools
10
150 - Psychology
1
153 - Mental processes & intelligence
1
160 - Logic
1
170 - Ethics
4
200 - Religion
4
300 - Social sciences
92
301 - Sociology & anthropology
15
302 - Social interaction
6
303 - Social processes
3
304 - Factors affecting social behavior
4
305 - Social groups
1
320 - Political science
43
327 - International relations
1
330 - Economics
52
331 - Labor economics
120
332 - Financial economics
3
333 - Economics of land & energy
8
338 - Production
22
340 - Law
131
344 - Labor, social, education & cultural law
1
345 - Criminal law
4
352 - General considerations of public administration
1
355 - Military science
4
360 - Social problems & services; associations
52
361 - Social problems & social welfare in general
55
363 - Other social problems & services
70
364 - Criminology
368 - Insurance
2
370 - Education
8
374 - Adult education
2
380 - Commerce, communications & transportation
4
381 - Commerce
3
384 - Communications; telecommunication
12
400 - Language
1
401 - Philosophy & theory
1
500 - Natural sciences & mathematics
99
510 - Mathematics
1
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
3
581 - Specific topics in natural history
1
600 - Technology
14
602 - Miscellany
1
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