Cita APA

Barker, S. F. (2003). The elements of logic. Boston: MCGraw - Hill.

Chicago Style Citation

Barker, Stephen F. The Elements of Logic. Boston: MCGraw - Hill, 2003.

Cita MLA

Barker, Stephen F. The Elements of Logic. Boston: MCGraw - Hill, 2003.

Atenció: Aquestes cites poden no estar 100% correctes.