Cita APA (7a ed.)

Whitaker, A. P. (1961). Spain and Defense of the West. Frederick A. Praeger.

Cita Chicago Style (17a ed.)

Whitaker, Arthur Preston. Spain and Defense of the West. New York: Frederick A. Praeger, 1961.

Cita MLA (9a ed.)

Whitaker, Arthur Preston. Spain and Defense of the West. Frederick A. Praeger, 1961.