Classification
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340 - Law
805
150 - Psychology
789
618 - Gynecology, obstetrics, pediatrics & geriatrics
780
614 - Incidence & prevention of disease
776
158 - Applied psychology
771
550 - Earth sciences
735
541 - Physical chemistry
732
690 - Buildings
710
630 - Agriculture & related technologies
695
516 - Geometry
653
040 - [Unassigned]
635
580 - Plants (Botany)
630
664 - Food technology
618
500 - Natural sciences & mathematics
617
547 - Organic chemistry
587
539 - Modern physics
577
303 - Social processes
571
641 - Food & drink
514
025 - Library operations
498
511 - General principles of mathematics
476
523 - Specific celestial bodies & phenomena
474
341 - Law of nations
471
155 - Differential & developmental psychology
463
339 - Macroeconomics & related topics
460
307 - Communities
449
418 - Standard usage & applied linguistics
433
628 - Sanitary & municipal engineering
421
364 - Criminology
389
809 - History, description & criticism
384
336 - Public finance
380
378 - Higher education
380
344 - Labor, social, education & cultural law
375
531 - Classical mechanics; solid mechanics
370
543 - Analytical chemistry
367
174 - Occupational ethics
359
337 - International economics
347
362 - Social welfare problems & services
346
576 - Genetics & evolution
342
631 - Techniques, equipment & materials
341
930 - History of ancient world to ca. 499
337
170 - Ethics
311
581 - Specific topics in natural history
300
501 - Philosophy & theory
296
346 - Private law
282
537 - Electricity & electronics
263
691 - Building materials
263
791 - Public performances
231
070 - News media, journalism & publishing
223
351 - Public administration
219
410 - Linguistics
217
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