CLASSIFICATION
Z - Library Science
174
H - Social Science
153
L - Education
58
R - Medicine
35
Q - Science
34
T - Technology
21
K - Law
18
G - Geography, Anthropology, Recreation
17
A - General Works
9
C - Historical Sciences
7
S - Agriculture
5
M - Music
3
J - Political Science
2
N - Fine Arts
2
P - Language and Literature
2