Lee, R. F. (1951). United States: Historical and archeological monuments. Instituto Panamericano de Geografía e Historia.
Chicago Style (17th ed.) CitationLee, Ronald F. United States: Historical and Archeological Monuments. Ciudad de México: Instituto Panamericano de Geografía e Historia, 1951.
MLA (9th ed.) CitationLee, Ronald F. United States: Historical and Archeological Monuments. Instituto Panamericano de Geografía e Historia, 1951.
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