Cita APA

Butler, N. M. (1941). American as he is. New York: Scribner's.

Citación estilo Chicago

Butler, Nicholas Murray. American As He Is. New York: Scribner's, 1941.

Cita MLA

Butler, Nicholas Murray. American As He Is. New York: Scribner's, 1941.

Precaución: Estas citas no son 100% exactas.