Classification
170 - Ethics
2,501
330 - Economics
1,385
658 - General management
1,082
610 - Medicine & health
954
320 - Political science
948
174 - Occupational ethics
683
100 - Philosophy & psychology
669
300 - Social sciences
619
340 - Law
593
616 - Diseases
592
006 - Special computer methods
531
005 - Computer programming, programs & data
438
900 - History & geography
393
370 - Education
331
140 - Specific philosophical schools
330
200 - Religion
298
331 - Labor economics
297
700 - The arts; fine & decorative arts
295
600 - Technology
272
301 - Sociology & anthropology
265
333 - Economics of land & energy
263
338 - Production
262
000 - Computer science, information & general works
252
306 - Culture & institutions
232
004 - Data processing & computer science
225
302 - Social interaction
209
500 - Natural sciences & mathematics
204
620 - Engineering & allied operations
202
304 - Factors affecting social behavior
196
363 - Other social problems & services
194
240 - Christian moral & devotional theology
186
617 - Surgery & related medical specialties
180
158 - Applied psychology
146
380 - Commerce, communications & transportation
144
650 - Management & auxiliary services
140
570 - Life sciences; biology
138
613 - Personal health & safety
134
361 - Social problems & social welfare in general
133
800 - Literature & rhetoric
120
303 - Social processes
118
614 - Incidence & prevention of disease
113
305 - Social groups
109
332 - Financial economics
98
618 - Gynecology, obstetrics, pediatrics & geriatrics
97
150 - Psychology
94
621 - Applied physics
92
364 - Criminology
90
501 - Philosophy & theory
90
003 - Systems
88
120 - Epistemology, causation & humankind
86
more ...