Citazione Stile APA (7a Edizione)

Behzad, M., Chartrand, G., & Lesniak Foster, L. (1979). Graphs and digraphs. Wadsworth International Group.

Citazione stile Chigago Style (17a edizione)

Behzad, Mehdi, Gary Chartrand, e Linda Lesniak Foster. Graphs and Digraphs. Belmont: Wadsworth International Group, 1979.

Citatione MLA (9a ed.)

Behzad, Mehdi, et al. Graphs and Digraphs. Wadsworth International Group, 1979.