Classification
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301 - Sociology & anthropology
1,077
302 - Social interaction
282
303 - Social processes
47
304 - Factors affecting social behavior
222
305 - Social groups
226
306 - Culture & institutions
511
307 - Communities
17
320 - Political science
1,832
321 - Systems of governments & states
4
324 - The political process
4
325 - International migration & colonization
2
327 - International relations
364
330 - Economics
1,699
331 - Labor economics
106
332 - Financial economics
575
333 - Economics of land & energy
1,010
336 - Public finance
251
337 - International economics
283
338 - Production
813
339 - Macroeconomics & related topics
230
340 - Law
956
341 - Law of nations
106
342 - Constitutional & administrative law
205
343 - Military, tax, trade & industrial law
182
344 - Labor, social, education & cultural law
279
345 - Criminal law
104
346 - Private law
137
347 - Civil procedure & courts
33
351 - Public administration
52
352 - General considerations of public administration
5
353 - Specific fields of public administration
20
355 - Military science
71
361 - Social problems & social welfare in general
151
362 - Social welfare problems & services
9
363 - Other social problems & services
518
364 - Criminology
81
368 - Insurance
17
370 - Education
493
371 - Schools & their activities; special education
168
372 - Elementary education
12
374 - Adult education
14
375 - Curricula
4
378 - Higher education
24
379 - Public policy issues in education
39
381 - Commerce
79
388 - Transportation; ground transportation
13
400 - Language
28
401 - Philosophy & theory
103
407 - Education, research & related topics
18
410 - Linguistics
225
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