Classification
340 - Law
41
900 - History & geography
8
300 - Social sciences
3
320 - Political science
3
330 - Economics
2
370 - Education
2
000 - Computer science, information & general works
1
100 - Philosophy & psychology
1
140 - Specific philosophical schools
1
331 - Labor economics
1
344 - Labor, social, education & cultural law
1
380 - Commerce, communications & transportation
1
700 - The arts; fine & decorative arts
1