Cita APA (7th ed.)

Hurley, P. J. (2007). Introducing to Logic. Wadsworth.

Cita Chicago (17th ed.)

Hurley, Patric J. Introducing to Logic. Australia: Wadsworth, 2007.

Cita MLA (9th ed.)

Hurley, Patric J. Introducing to Logic. Wadsworth, 2007.