Classification
380 - Commerce, communications & transportation
650 - Management & auxiliary services
384 - Communications; telecommunication
69
330 - Economics
63
658 - General management
44
302 - Social interaction
32
158 - Applied psychology
27
331 - Labor economics
17
300 - Social sciences
16
338 - Production
7
000 - Computer science, information & general works
4
150 - Psychology
4
381 - Commerce
4
333 - Economics of land & energy
3
600 - Technology
3
670 - Manufacturing
3
808 - Rhetoric & collections of literature
3
152 - Perception, movement, emotions & drives
2
153 - Mental processes & intelligence
2
155 - Differential & developmental psychology
2
363 - Other social problems & services
2
500 - Natural sciences & mathematics
2
576 - Genetics & evolution
2
651 - Office services
2
700 - The arts; fine & decorative arts
2
900 - History & geography
2
006 - Special computer methods
1
170 - Ethics
1
174 - Occupational ethics
1
320 - Political science
1
519 - Probabilities & applied mathematics
1
530 - Physics
1
620 - Engineering & allied operations
1
657 - Accounting
1