Boyer, P. S. (1995). The Enduring vision: A history of the American people (2nd ed.). D.C. Heath and Co..

Boyer, Paul S. The Enduring Vision: A History of the American People. 2nd ed. Lexington, Mass.: D.C. Heath and Co., 1995.

Boyer, Paul S. The Enduring Vision: A History of the American People. 2nd ed. D.C. Heath and Co., 1995.