CLASSIFICATION
Z - Library Science
3,569
L - Education
937
K - Law
20
T - Technology
17
C - Historical Sciences
15
H - Social Science
15
M - Music
10
P - Language and Literature
9
Q - Science
8
A - General Works
6
R - Medicine
4
G - Geography, Anthropology, Recreation
2
N - Fine Arts
2
D - World History
1
J - Political Science
1