Classification
304 - Factors affecting social behavior
300 - Social sciences
19
320 - Political science
18
370 - Education
9
200 - Religion
8
297 - Islam, Babism & Bahai Faith
7
340 - Law
7
900 - History & geography
7
330 - Economics
6
700 - The arts; fine & decorative arts
4
400 - Language
3
140 - Specific philosophical schools
2
301 - Sociology & anthropology
2
780 - Music
2
170 - Ethics
1
333 - Economics of land & energy
1
350 - Public administration & military science
1
410 - Linguistics
1
500 - Natural sciences & mathematics
1
600 - Technology
1
610 - Medicine & health
1
620 - Engineering & allied operations
1
943 - Central Europe; Germany
1