Classification
302 - Social interaction
303 - Social processes
500 - Natural sciences & mathematics
331 - Labor economics
18
006 - Special computer methods
17
658 - General management
8
330 - Economics
5
381 - Commerce
5
384 - Communications; telecommunication
5
745 - Decorative arts
4
620 - Engineering & allied operations
3
000 - Computer science, information & general works
2
300 - Social sciences
2
659 - Advertising & public relations
2
670 - Manufacturing
2
150 - Psychology
1
158 - Applied psychology
1
338 - Production
1