Classification
300 - Social sciences
658 - General management
290
330 - Economics
200
500 - Natural sciences & mathematics
126
302 - Social interaction
120
384 - Communications; telecommunication
110
380 - Commerce, communications & transportation
106
338 - Production
55
331 - Labor economics
44
005 - Computer programming, programs & data
42
000 - Computer science, information & general works
41
320 - Political science
37
670 - Manufacturing
30
371 - Schools & their activities; special education
29
620 - Engineering & allied operations
28
004 - Data processing & computer science
27
610 - Medicine & health
26
332 - Financial economics
24
650 - Management & auxiliary services
24
370 - Education
23
153 - Mental processes & intelligence
21
600 - Technology
20
381 - Commerce
18
700 - The arts; fine & decorative arts
16
745 - Decorative arts
16
158 - Applied psychology
15
100 - Philosophy & psychology
14
150 - Psychology
14
333 - Economics of land & energy
14
140 - Specific philosophical schools
13
301 - Sociology & anthropology
13
001 - Knowledge
12
362 - Social welfare problems & services
12
657 - Accounting
11
303 - Social processes
10
343 - Military, tax, trade & industrial law
9
361 - Social problems & social welfare in general
9
363 - Other social problems & services
9
006 - Special computer methods
7
340 - Law
6
659 - Advertising & public relations
6
900 - History & geography
6
025 - Library operations
5
155 - Differential & developmental psychology
5
170 - Ethics
5
364 - Criminology
5
630 - Agriculture & related technologies
5
352 - General considerations of public administration
4
400 - Language
4
808 - Rhetoric & collections of literature
3
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