Chartrand, G., & Zhang, P. (2009). Chromatic graph theory. Chapman & Hall/CRC.
Čikaški stil citiranjaChartrand, Gary, i Ping Zhang. Chromatic Graph Theory. Boca Raton: Chapman & Hall/CRC, 2009.
MLA način citiranjaChartrand, Gary, i Ping Zhang. Chromatic Graph Theory. Chapman & Hall/CRC, 2009.
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