Classification
320 - Political science
333 - Economics of land & energy
34
330 - Economics
23
600 - Technology
13
610 - Medicine & health
13
304 - Factors affecting social behavior
11
363 - Other social problems & services
8
370 - Education
8
630 - Agriculture & related technologies
2
336 - Public finance
1
340 - Law
1
350 - Public administration & military science
1
352 - General considerations of public administration
1
380 - Commerce, communications & transportation
1
700 - The arts; fine & decorative arts
1