Área/Cota
L - Education
3,994
H - Social Science
189
B - Philosophy, Psychology, Religion
71
Q - Science
69
K - Law
46
Z - Library Science
46
T - Technology
43
R - Medicine
42
P - Language and Literature
40
G - Geography, Anthropology, Recreation
36
F - General American History
15
N - Fine Arts
11
J - Political Science
9
M - Music
6
C - Historical Sciences
5
S - Agriculture
5
D - World History
4
A - General Works
3