Classification
610 - Medicine & health
70
700 - The arts; fine & decorative arts
16
300 - Social sciences
8
333 - Economics of land & energy
7
330 - Economics
5
362 - Social welfare problems & services
5
370 - Education
5
613 - Personal health & safety
5
640 - Home & family management
5
380 - Commerce, communications & transportation
4
570 - Life sciences; biology
4
900 - History & geography
4
000 - Computer science, information & general works
3
100 - Philosophy & psychology
3
305 - Social groups
3
340 - Law
3
200 - Religion
2
301 - Sociology & anthropology
2
363 - Other social problems & services
2
600 - Technology
2
140 - Specific philosophical schools
1
160 - Logic
1
170 - Ethics
1
176 - Ethics of sex & reproduction
1
320 - Political science
1
331 - Labor economics
1
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
1
580 - Plants (Botany)
1
581 - Specific topics in natural history
1
618 - Gynecology, obstetrics, pediatrics & geriatrics
1
630 - Agriculture & related technologies
1
650 - Management & auxiliary services
1
780 - Music
1
820 - English & Old English literatures
1