Classification
302 - Social interaction
658 - General management
11
330 - Economics
9
300 - Social sciences
7
500 - Natural sciences & mathematics
5
670 - Manufacturing
5
006 - Special computer methods
4
745 - Decorative arts
3
331 - Labor economics
2
338 - Production
2
384 - Communications; telecommunication
2
000 - Computer science, information & general works
1
001 - Knowledge
1
153 - Mental processes & intelligence
1
158 - Applied psychology
1
324 - The political process
1
380 - Commerce, communications & transportation
1
650 - Management & auxiliary services
1