索引號
B - Philosophy, Psychology, Religion
51
P - Language and Literature
40
K - Law
27
H - Social Science
18
D - World History
16
J - Political Science
11
L - Education
4
M - Music
4
N - Fine Arts
4
F - General American History
2
Q - Science
2
U - Military Science
2
Z - Library Science
2
C - Historical Sciences
1
S - Agriculture
1