Cita APA

Nixon, R. M. 1. (1979). Six crises (Warner Books edition.). New York, N.Y.: Warner books.

Citación estilo Chicago

Nixon, Richard Milhous 1913-1994. Six Crises. Warner Books edition. New York, N.Y.: Warner books, 1979.

Cita MLA

Nixon, Richard Milhous 1913-1994. Six Crises. Warner Books edition. New York, N.Y.: Warner books, 1979.