Cita APA

JAY Silverman, & Michael Ryan. (2009). Rules of Thumb. New York: David S. Patterson.

Chicago Style Citation

JAY Silverman, and Michael Ryan. Rules of Thumb. New York: David S. Patterson, 2009.

Cita MLA

JAY Silverman, and Michael Ryan. Rules of Thumb. New York: David S. Patterson, 2009.

Atenció: Aquestes cites poden no estar 100% correctes.