Número de Clasificación
H - Social Science
158
B - Philosophy, Psychology, Religion
8
L - Education
8
Q - Science
8
A - General Works
4
R - Medicine
4
G - Geography, Anthropology, Recreation
3
C - Historical Sciences
1
D - World History
1
J - Political Science
1
K - Law
1
N - Fine Arts
1
T - Technology
1
Z - Library Science
1