Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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