Número de Clasificación
H - Social Science
11
N - Fine Arts
10
B - Philosophy, Psychology, Religion
8
P - Language and Literature
6
M - Music
5
G - Geography, Anthropology, Recreation
3
Q - Science
3
J - Political Science
2
K - Law
2
L - Education
2
C - Historical Sciences
1
D - World History
1
F - General American History
1
R - Medicine
1
T - Technology
1