Murrell, P. (2011). R Graphics (2nd ed.). CRC press.
Chicago Edition CitationMurrell, Paul. R Graphics. 2nd ed. Boca Raton: CRC press, 2011.
Cita MLAMurrell, Paul. R Graphics. 2nd ed. CRC press, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.