Classification
658 - General management
539
338 - Production
320
330 - Economics
155
006 - Special computer methods
117
621 - Applied physics
41
670 - Manufacturing
38
333 - Economics of land & energy
30
003 - Systems
24
004 - Data processing & computer science
22
337 - International economics
22
300 - Social sciences
21
005 - Computer programming, programs & data
19
331 - Labor economics
19
332 - Financial economics
17
174 - Occupational ethics
15
570 - Life sciences; biology
15
302 - Social interaction
13
650 - Management & auxiliary services
13
306 - Culture & institutions
9
320 - Political science
9
339 - Macroeconomics & related topics
9
363 - Other social problems & services
9
301 - Sociology & anthropology
7
620 - Engineering & allied operations
7
657 - Accounting
7
303 - Social processes
6
336 - Public finance
6
629 - Other branches of engineering
6
343 - Military, tax, trade & industrial law
5
000 - Computer science, information & general works
4
304 - Factors affecting social behavior
4
341 - Law of nations
4
381 - Commerce
4
384 - Communications; telecommunication
4
700 - The arts; fine & decorative arts
4
140 - Specific philosophical schools
3
170 - Ethics
3
340 - Law
3
361 - Social problems & social welfare in general
3
371 - Schools & their activities; special education
3
380 - Commerce, communications & transportation
3
418 - Standard usage & applied linguistics
3
519 - Probabilities & applied mathematics
3
600 - Technology
3
610 - Medicine & health
3
001 - Knowledge
2
040 - [Unassigned]
2
346 - Private law
2
370 - Education
2
530 - Physics
2
more ...