Classification
658 - General management
1,436
338 - Production
380
330 - Economics
125
670 - Manufacturing
57
003 - Systems
51
629 - Other branches of engineering
51
621 - Applied physics
47
004 - Data processing & computer science
38
333 - Economics of land & energy
34
005 - Computer programming, programs & data
28
650 - Management & auxiliary services
26
300 - Social sciences
25
657 - Accounting
25
332 - Financial economics
21
337 - International economics
21
302 - Social interaction
19
331 - Labor economics
19
381 - Commerce
18
620 - Engineering & allied operations
18
174 - Occupational ethics
17
570 - Life sciences; biology
15
006 - Special computer methods
14
158 - Applied psychology
14
306 - Culture & institutions
14
320 - Political science
10
339 - Macroeconomics & related topics
10
362 - Social welfare problems & services
10
336 - Public finance
9
363 - Other social problems & services
9
301 - Sociology & anthropology
8
343 - Military, tax, trade & industrial law
8
351 - Public administration
8
303 - Social processes
5
305 - Social groups
5
346 - Private law
5
610 - Medicine & health
5
624 - Civil engineering
5
000 - Computer science, information & general works
4
170 - Ethics
4
340 - Law
4
341 - Law of nations
4
370 - Education
4
384 - Communications; telecommunication
4
659 - Advertising & public relations
4
700 - The arts; fine & decorative arts
4
808 - Rhetoric & collections of literature
4
140 - Specific philosophical schools
3
304 - Factors affecting social behavior
3
371 - Schools & their activities; special education
3
380 - Commerce, communications & transportation
3
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