Hart, J. (1970). The ordinance making powers of the President of the United States. Da Capo Press.
Citace podle Chicago (17th ed.)Hart, James. The Ordinance Making Powers of the President of the United States. New York: Da Capo Press, 1970.
Citace podle MLA (8th ed.)Hart, James. The Ordinance Making Powers of the President of the United States. Da Capo Press, 1970.
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