Cita APA (7th ed.)

Whitney. An outline of American history (First edition.). [Editor no identificado].

Cita Chicago (17th ed.)

Whitney. An Outline of American History. First edition. New York: [Editor no identificado].

Cita MLA (8th ed.)

Whitney. An Outline of American History. First edition. [Editor no identificado].

Atenció: Aquestes cites poden no estar 100% correctes.