Classification
650 - Management & auxiliary services
658 - General management
502
330 - Economics
61
320 - Political science
26
300 - Social sciences
18
340 - Law
17
158 - Applied psychology
12
610 - Medicine & health
9
153 - Mental processes & intelligence
8
331 - Labor economics
6
500 - Natural sciences & mathematics
6
302 - Social interaction
5
361 - Social problems & social welfare in general
5
005 - Computer programming, programs & data
4
000 - Computer science, information & general works
3
338 - Production
3
346 - Private law
3
381 - Commerce
3
670 - Manufacturing
3
004 - Data processing & computer science
2
006 - Special computer methods
2
745 - Decorative arts
2
150 - Psychology
1
200 - Religion
1
306 - Culture & institutions
1
364 - Criminology
1
384 - Communications; telecommunication
1
602 - Miscellany
1
620 - Engineering & allied operations
1
621 - Applied physics
1
640 - Home & family management
1
657 - Accounting
1
700 - The arts; fine & decorative arts
1
796 - Athletic & outdoor sports & games
1
800 - Literature & rhetoric
1