Шифр
P - Language and Literature
278
Z - Library Science
230
L - Education
47
J - Political Science
25
H - Social Science
23
B - Philosophy, Psychology, Religion
12
G - Geography, Anthropology, Recreation
11
Q - Science
10
T - Technology
7
C - Historical Sciences
6
F - General American History
6
R - Medicine
5
K - Law
1
N - Fine Arts
1
S - Agriculture
1