Classification
340 - Law
640
330 - Economics
514
320 - Political science
213
900 - History & geography
55
300 - Social sciences
48
576 - Genetics & evolution
37
346 - Private law
14
332 - Financial economics
10
658 - General management
7
333 - Economics of land & energy
6
000 - Computer science, information & general works
5
700 - The arts; fine & decorative arts
5
600 - Technology
4
200 - Religion
3
336 - Public finance
3
380 - Commerce, communications & transportation
3
610 - Medicine & health
3
170 - Ethics
2
339 - Macroeconomics & related topics
2
363 - Other social problems & services
2
620 - Engineering & allied operations
2
338 - Production
1
343 - Military, tax, trade & industrial law
1
345 - Criminal law
1
370 - Education
1
500 - Natural sciences & mathematics
1
551 - Geology, hydrology & meteorology
1
657 - Accounting
1
800 - Literature & rhetoric
1
940 - History of Europe
1