McGuire, G. (2009). Learning to Laugh.
Cita Chicago (17th ed.)McGuire, Gary. Learning to Laugh. New Delhi, 2009.
Cita MLA (9th ed.)McGuire, Gary. Learning to Laugh. 2009.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)