索引號
A - General Works
2
B - Philosophy, Psychology, Religion
75
C - Historical Sciences
19
D - World History
96
F - General American History
2
G - Geography, Anthropology, Recreation
30
H - Social Science
206
J - Political Science
77
K - Law
59
L - Education
86
M - Music
14
N - Fine Arts
31
P - Language and Literature
210
Q - Science
74
R - Medicine
38
S - Agriculture
13
T - Technology
86
Z - Library Science
8