Classification
003 - Systems
1
070 - News media, journalism & publishing
2
100 - Philosophy & psychology
2
109 - Historical & collected persons treatment
1
113 - Cosmology
1
140 - Specific philosophical schools
4
141 - Idealism & related systems
1
142 - Critical philosophy
1
146 - Naturalism & related systems
1
150 - Psychology
1
155 - Differential & developmental psychology
1
180 - Ancient, medieval & eastern philosophy
1
200 - Religion
1
230 - Christianity & Christian theology
1
297 - Islam, Babism & Bahai Faith
2
300 - Social sciences
15
301 - Sociology & anthropology
4
302 - Social interaction
1
303 - Social processes
1
304 - Factors affecting social behavior
7
305 - Social groups
48
306 - Culture & institutions
15
320 - Political science
16
323 - Civil & political rights
2
327 - International relations
1
330 - Economics
4
333 - Economics of land & energy
2
338 - Production
1
340 - Law
1
341 - Law of nations
1
362 - Social welfare problems & services
1
363 - Other social problems & services
4
364 - Criminology
1
370 - Education
3
378 - Higher education
4
380 - Commerce, communications & transportation
1
418 - Standard usage & applied linguistics
2
509 - Historical, geographic & persons treatment
1
576 - Genetics & evolution
1
581 - Specific topics in natural history
1
600 - Technology
2
613 - Personal health & safety
3
614 - Incidence & prevention of disease
1
620 - Engineering & allied operations
2
650 - Management & auxiliary services
1
658 - General management
1
660 - Chemical engineering
1
700 - The arts; fine & decorative arts
7
780 - Music
3
800 - Literature & rhetoric
6
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