Cita APA (7a ed.)

Crawley, M. J. (2007). The R Book. Wiley & Sons.

Cita Chicago Style (17a ed.)

Crawley, Michael J. The R Book. Chichester, West Sussex, England: Wiley & Sons, 2007.

Cita MLA (9a ed.)

Crawley, Michael J. The R Book. Wiley & Sons, 2007.