Magruder, F. A. (1947). American government: A consideration of the problems of democracy (1947 ed.). Allyn and Bacon.
Lua i Stíl Chicago (17ú heag.)Magruder, Frank Abbott. American Government: A Consideration of the Problems of Democracy. 1947 ed. Boston: Allyn and Bacon, 1947.
Lua MLA (8ú heag.)Magruder, Frank Abbott. American Government: A Consideration of the Problems of Democracy. 1947 ed. Allyn and Bacon, 1947.
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