索引号
A - General Works
1
B - Philosophy, Psychology, Religion
3
C - Historical Sciences
4
D - World History
14
G - Geography, Anthropology, Recreation
3
H - Social Science
8
J - Political Science
1
K - Law
1
L - Education
1
N - Fine Arts
7
P - Language and Literature
18
Q - Science
2
R - Medicine
1
S - Agriculture
1
T - Technology
1