Cunliffe, M., & Leish, K. W. (1968). The American heritage history of the Presidency. American Heritage Pub. Co.; book trade distribution by Simon and Schuster.
Chicago-referens (17:e uppl.)Cunliffe, Marcus, och Kenneth W. Leish. The American Heritage History of the Presidency. [New York]: American Heritage Pub. Co.; book trade distribution by Simon and Schuster, 1968.
MLA-referens (8:e uppl.)Cunliffe, Marcus, och Kenneth W. Leish. The American Heritage History of the Presidency. American Heritage Pub. Co.; book trade distribution by Simon and Schuster, 1968.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.