MURRELL, P. (2011). R GRAPHICS (2ND ED.). CRC PRESS.
Chicago Style (17th ed.) CitationMURRELL, PAUL. R GRAPHICS. 2ND ED. BOCA RATON: CRC PRESS, 2011.
MLA (9th ed.) CitationMURRELL, PAUL. R GRAPHICS. 2ND ED. CRC PRESS, 2011.
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