Classification
331 - Labor economics
40
658 - General management
26
330 - Economics
17
305 - Social groups
7
344 - Labor, social, education & cultural law
7
500 - Natural sciences & mathematics
6
650 - Management & auxiliary services
5
158 - Applied psychology
4
300 - Social sciences
4
302 - Social interaction
4
340 - Law
4
306 - Culture & institutions
2
332 - Financial economics
2
384 - Communications; telecommunication
2
000 - Computer science, information & general works
1
140 - Specific philosophical schools
1
320 - Political science
1
342 - Constitutional & administrative law
1
343 - Military, tax, trade & industrial law
1
380 - Commerce, communications & transportation
1
540 - Chemistry & allied sciences
1
657 - Accounting
1
670 - Manufacturing
1
900 - History & geography
1