Cita APA (7a ed.)

Shafer, B. C., McLemore, R. A., & Augspurger, E. (1966). 1865 to the present: A United States history for high schools. Laidlaw Bros.

Cita Chicago Style (17a ed.)

Shafer, Boyd C., Richard Aubrey McLemore, y Everett Augspurger. 1865 to the Present: A United States History for High Schools. River Forest, Ill.: Laidlaw Bros, 1966.

Cita MLA (8a ed.)

Shafer, Boyd C., et al. 1865 to the Present: A United States History for High Schools. Laidlaw Bros, 1966.