Cita APA (7a ed.)

VerSteeg, C. L. (1990). American spirit: A history of the American people. Prentice Hall.

Cita Chicago Style (17a ed.)

VerSteeg, Clarence L. American Spirit: A History of the American People. Needham, Mass. [u.a.]: Prentice Hall, 1990.

Cita MLA (9a ed.)

VerSteeg, Clarence L. American Spirit: A History of the American People. Prentice Hall, 1990.