Classification
330 - Economics
468
500 - Natural sciences & mathematics
125
510 - Mathematics
113
658 - General management
103
320 - Political science
85
519 - Probabilities & applied mathematics
40
005 - Computer programming, programs & data
30
300 - Social sciences
22
332 - Financial economics
20
650 - Management & auxiliary services
20
004 - Data processing & computer science
19
003 - Systems
17
620 - Engineering & allied operations
17
000 - Computer science, information & general works
13
006 - Special computer methods
13
331 - Labor economics
12
333 - Economics of land & energy
10
657 - Accounting
10
302 - Social interaction
9
670 - Manufacturing
8
368 - Insurance
7
600 - Technology
7
381 - Commerce
6
338 - Production
5
512 - Algebra
5
745 - Decorative arts
5
515 - Analysis
4
700 - The arts; fine & decorative arts
4
025 - Library operations
3
140 - Specific philosophical schools
3
370 - Education
3
384 - Communications; telecommunication
3
100 - Philosophy & psychology
2
337 - International economics
2
363 - Other social problems & services
2
380 - Commerce, communications & transportation
2
518 - Numerical analysis
2
541 - Physical chemistry
2
610 - Medicine & health
2
621 - Applied physics
2
720 - Architecture
2
808 - Rhetoric & collections of literature
2
001 - Knowledge
1
153 - Mental processes & intelligence
1
170 - Ethics
1
301 - Sociology & anthropology
1
336 - Public finance
1
339 - Macroeconomics & related topics
1
340 - Law
1
371 - Schools & their activities; special education
1
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