Cita APA (7th ed.)

Ryan, T. P. (1997). Modern regression methods. Wiley.

Cita Chicago (17th ed.)

Ryan, Thomas P. Modern Regression Methods. Nueva York: Wiley, 1997.

Cita MLA (9th ed.)

Ryan, Thomas P. Modern Regression Methods. Wiley, 1997.

Atenció: Aquestes cites poden no estar 100% correctes.