Classification
338 - Production
384 - Communications; telecommunication
188
658 - General management
172
330 - Economics
121
300 - Social sciences
61
302 - Social interaction
57
380 - Commerce, communications & transportation
49
331 - Labor economics
46
004 - Data processing & computer science
33
500 - Natural sciences & mathematics
26
620 - Engineering & allied operations
20
381 - Commerce
18
000 - Computer science, information & general works
17
621 - Applied physics
16
670 - Manufacturing
15
650 - Management & auxiliary services
14
158 - Applied psychology
11
303 - Social processes
11
006 - Special computer methods
8
332 - Financial economics
7
659 - Advertising & public relations
6
153 - Mental processes & intelligence
5
629 - Other branches of engineering
3
651 - Office services
3
745 - Decorative arts
3
374 - Adult education
2
796 - Athletic & outdoor sports & games
2
005 - Computer programming, programs & data
1
070 - News media, journalism & publishing
1
155 - Differential & developmental psychology
1
170 - Ethics
1
174 - Occupational ethics
1
372 - Elementary education
1
382 - International commerce
1
800 - Literature & rhetoric
1
808 - Rhetoric & collections of literature
1