Classification
170 - Ethics
2,413
330 - Economics
1,348
658 - General management
1,094
610 - Medicine & health
945
320 - Political science
853
174 - Occupational ethics
673
616 - Diseases
604
100 - Philosophy & psychology
593
340 - Law
567
300 - Social sciences
479
005 - Computer programming, programs & data
423
006 - Special computer methods
376
900 - History & geography
313
140 - Specific philosophical schools
306
370 - Education
298
331 - Labor economics
289
338 - Production
262
700 - The arts; fine & decorative arts
247
333 - Economics of land & energy
243
200 - Religion
242
600 - Technology
242
306 - Culture & institutions
230
004 - Data processing & computer science
222
301 - Sociology & anthropology
216
000 - Computer science, information & general works
214
302 - Social interaction
203
620 - Engineering & allied operations
197
500 - Natural sciences & mathematics
190
617 - Surgery & related medical specialties
187
240 - Christian moral & devotional theology
186
363 - Other social problems & services
177
304 - Factors affecting social behavior
151
158 - Applied psychology
143
570 - Life sciences; biology
141
650 - Management & auxiliary services
132
303 - Social processes
131
361 - Social problems & social welfare in general
129
380 - Commerce, communications & transportation
127
614 - Incidence & prevention of disease
121
613 - Personal health & safety
113
800 - Literature & rhetoric
108
305 - Social groups
105
332 - Financial economics
98
150 - Psychology
96
618 - Gynecology, obstetrics, pediatrics & geriatrics
95
612 - Human physiology
94
501 - Philosophy & theory
89
621 - Applied physics
89
790 - Recreational & performing arts
84
364 - Criminology
82
more ...