Choffel, J. (2012). The hello delay. Fordham University Press.
Cita Chicago (17th ed.)Choffel, Julie. The Hello Delay. New York: Fordham University Press, 2012.
Cita MLA (9th ed.)Choffel, Julie. The Hello Delay. Fordham University Press, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.