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Library of Congress Classification
A B C D E F G
H
J
K
L
M
N
P
Q
R
S
T
U
W
Z
Subclass J General legislative and executive papers
Subclass JA Political science (General)
Subclass JC Political theory
Subclass JF Political institutions and public administration
Subclass JJ Political institutions and public administration (North America)
Subclass JK Political institutions and public administration (United States)
Subclass JL Political institutions and public administration (Canada, Latin America, etc.)
Subclass JN Political institutions and public administration (Europe)
Subclass JQ Political institutions and public administration (Asia, Africa, Australia, Pacific Area, etc.)
Subclass JS Local government. Municipal government
Subclass JV Colonies and colonization. Emigration and immigration. International migration
Subclass JX International law, see JZ and KZ (obsolete)
Subclass JZ International relations