Hammack, R. H., Imrich, W., & Klavzar, S. (2011). Handbook of product graphs (2nd ed.). CRC Press.
Čikaški stil citiranjaHammack, Richard H., Wilfried Imrich, i Sandi Klavzar. Handbook of Product Graphs. 2nd ed. Boca Raton, FL: CRC Press, 2011.
MLA način citiranjaHammack, Richard H., et al. Handbook of Product Graphs. 2nd ed. CRC Press, 2011.
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