Classification
658 - General management
57
338 - Production
23
025 - Library operations
16
363 - Other social problems & services
14
333 - Economics of land & energy
10
302 - Social interaction
9
020 - Library & information sciences
8
306 - Culture & institutions
8
330 - Economics
8
305 - Social groups
6
657 - Accounting
6
174 - Occupational ethics
4
021 - Library relationships
3
027 - General libraries
3
158 - Applied psychology
3
332 - Financial economics
3
647 - Management of public households
3
303 - Social processes
2
307 - Communities
2
320 - Political science
2
327 - International relations
2
352 - General considerations of public administration
2
361 - Social problems & social welfare in general
2
362 - Social welfare problems & services
2
378 - Higher education
2
388 - Transportation; ground transportation
2
001 - Knowledge
1
016 - Bibliographies of works on specific subjects
1
026 - Libraries for specific subjects
1
028 - Reading & use of other information media
1
133 - Specific topics in parapsychology & occultism
1
170 - Ethics
1
172 - Political ethics
1
301 - Sociology & anthropology
1
331 - Labor economics
1
334 - Cooperatives
1
335 - Socialism & related systems
1
337 - International economics
1
339 - Macroeconomics & related topics
1
344 - Labor, social, education & cultural law
1
345 - Criminal law
1
351 - Public administration
1
355 - Military science
1
418 - Standard usage & applied linguistics
1
553 - Economic geology
1
616 - Diseases
1
659 - Advertising & public relations
1
910 - Geography & travel
1