Classification
302 - Social interaction
500 - Natural sciences & mathematics
658 - General management
155
300 - Social sciences
145
330 - Economics
145
670 - Manufacturing
138
006 - Special computer methods
68
331 - Labor economics
68
745 - Decorative arts
53
384 - Communications; telecommunication
44
338 - Production
34
620 - Engineering & allied operations
30
381 - Commerce
24
005 - Computer programming, programs & data
20
004 - Data processing & computer science
11
303 - Social processes
10
368 - Insurance
8
510 - Mathematics
7
770 - Photography, photographs & computer art
6
650 - Management & auxiliary services
4
001 - Knowledge
3
153 - Mental processes & intelligence
3
332 - Financial economics
3
380 - Commerce, communications & transportation
3
000 - Computer science, information & general works
2
011 - Bibliographies
2
158 - Applied psychology
2
374 - Adult education
2
519 - Probabilities & applied mathematics
2
659 - Advertising & public relations
2
025 - Library operations
1
155 - Differential & developmental psychology
1
364 - Criminology
1
371 - Schools & their activities; special education
1
604 - Special topics
1
657 - Accounting
1
686 - Printing & related activities
1
741 - Drawing & drawings
1
777 - [Unassigned]
1
781 - General principles & musical forms
1
800 - Literature & rhetoric
1