Cita APA

Bedford, H. F. 1., Colbourn, H. T. 1., & Blum, J. M. 1. (1980). The Americans: A brief History (3. edition.). New York: Harcourt Brace Jovanovich, Inc..

Citación estilo Chicago

Bedford, Henry F. 1931-, H. Trevor 1927- Colbourn, y John Morton 1921-2011 Blum. The Americans: A Brief History. 3. edition. New York: Harcourt Brace Jovanovich, Inc., 1980.

Cita MLA

Bedford, Henry F. 1931-, H. Trevor 1927- Colbourn, y John Morton 1921-2011 Blum. The Americans: A Brief History. 3. edition. New York: Harcourt Brace Jovanovich, Inc., 1980.