Cita APA

Churchill, R. P. (1986). Becoming logical: An introduction to logic. New York: St. Martin's.

Citación estilo Chicago

Churchill, Robert Paul. Becoming Logical: An Introduction to Logic. New York: St. Martin's, 1986.

Cita MLA

Churchill, Robert Paul. Becoming Logical: An Introduction to Logic. New York: St. Martin's, 1986.