APA (7th ed.) Citation

Chartrand, G., Lesniak, L., & Zhang, P. (2016). Graphs & digraphs (Sixth edition.). CRC Press.

Chicago Style (17th ed.) Citation

Chartrand, Gary, Linda Lesniak, and Ping Zhang. Graphs & Digraphs. Sixth edition. Boca Raton: CRC Press, 2016.

MLA (9th ed.) Citation

Chartrand, Gary, et al. Graphs & Digraphs. Sixth edition. CRC Press, 2016.