Classification
100 - Philosophy & psychology
2
170 - Ethics
2
300 - Social sciences
320 - Political science
2
330 - Economics
2
361 - Social problems & social welfare in general
610 - Medicine & health
2
200 - Religion
1
360 - Social problems & services; associations
1
370 - Education
1
380 - Commerce, communications & transportation
1
600 - Technology
1
658 - General management
1
700 - The arts; fine & decorative arts
1
780 - Music
1
900 - History & geography
1