Classification
658 - General management
5,186
330 - Economics
3,319
381 - Commerce
1,807
650 - Management & auxiliary services
514
302 - Social interaction
452
338 - Production
399
300 - Social sciences
333
331 - Labor economics
331
332 - Financial economics
315
000 - Computer science, information & general works
262
320 - Political science
261
659 - Advertising & public relations
257
500 - Natural sciences & mathematics
238
670 - Manufacturing
226
333 - Economics of land & energy
206
380 - Commerce, communications & transportation
195
006 - Special computer methods
191
700 - The arts; fine & decorative arts
169
600 - Technology
153
620 - Engineering & allied operations
139
745 - Decorative arts
130
363 - Other social problems & services
119
900 - History & geography
119
005 - Computer programming, programs & data
109
610 - Medicine & health
105
303 - Social processes
104
337 - International economics
100
340 - Law
93
158 - Applied psychology
92
384 - Communications; telecommunication
83
370 - Education
75
140 - Specific philosophical schools
61
001 - Knowledge
46
630 - Agriculture & related technologies
44
100 - Philosophy & psychology
40
304 - Factors affecting social behavior
40
580 - Plants (Botany)
40
519 - Probabilities & applied mathematics
36
576 - Genetics & evolution
36
153 - Mental processes & intelligence
35
004 - Data processing & computer science
34
621 - Applied physics
33
657 - Accounting
32
551 - Geology, hydrology & meteorology
30
170 - Ethics
28
306 - Culture & institutions
28
339 - Macroeconomics & related topics
26
361 - Social problems & social welfare in general
26
800 - Literature & rhetoric
25
301 - Sociology & anthropology
24
more ...