Cita APA

Combs, J. A. (1986). The history of American foreing policy. New York U.S.: Alfred A. Knopf.

Citación estilo Chicago

Combs, Jerald A. The History of American Foreing Policy. New York U.S.: Alfred A. Knopf, 1986.

Cita MLA

Combs, Jerald A. The History of American Foreing Policy. New York U.S.: Alfred A. Knopf, 1986.