Cita APA

Murrell, P. (2011). R graphics (2nd ed.). CRC Press.

Chicago Edition Citation

Murrell, Paul. R Graphics. 2nd ed. Boca Raton: CRC Press, 2011.

Cita MLA

Murrell, Paul. R Graphics. 2nd ed. CRC Press, 2011.

Atenció: Aquestes cites poden no estar 100% correctes.