Stark, W.
America : Ideal and Reality : the United States of 1776 in contemporary European philosophy
Kegan Paul, Trenck, Trubner & Co., 1947
 Buku Teks
Risjord, Norman K.
America a history of the United States
Prentice-Hall, 1985
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Stuart, Graham Henry, 1887-
Latin America and the United States
Appleton-Century-Crofts, 1955
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America : a celebration of the United States
Rand McNally and Company.
Rand Mcnally & Company, 2006
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Education in the United States of America
Washington U.S. Department of Health, Education, and Welfare 1955
 Buku Teks