Gaya APA
Sheldon, G, W. (1988).
The history of political theory: Ancient Greece to modern America. .
New York dsl:
New York dsl Peter Lang.
Gaya MLA
Sheldon, Garrett, Ward.
"The history of political theory: Ancient Greece to modern America. ".
New York dsl:
New York dsl Peter Lang,
1988.
Buku.