Classification
100 - Philosophy & psychology
320 - Political science
363 - Other social problems & services
380 - Commerce, communications & transportation
000 - Computer science, information & general works
2
330 - Economics
2
551 - Geology, hydrology & meteorology
2
170 - Ethics
1
300 - Social sciences
1
301 - Sociology & anthropology
1
340 - Law
1
370 - Education
1
658 - General management
1
700 - The arts; fine & decorative arts
1