Cita APA (7a ed.)

Hansen, A. H. (1957). The American economy. McGraw-Hill.

Cita Chicago Style (17a ed.)

Hansen, Alvin Harvey. The American Economy. New York [etc.]: McGraw-Hill, 1957.

Cita MLA (9a ed.)

Hansen, Alvin Harvey. The American Economy. McGraw-Hill, 1957.