APA-referens

Hammack, R., & Wilfried Imrich, S. K. (2011). Handbook of product graphs (2nd ed.). CRC.

Chicago-stil citat

Hammack, Richard, och Sandi Klavzar Wilfried Imrich. Handbook of Product Graphs. 2nd ed. Boca Raton: CRC, 2011.

MLA-referens

Hammack, Richard, och Sandi Klavzar Wilfried Imrich. Handbook of Product Graphs. 2nd ed. CRC, 2011.