Citazione Stile APA (7a Edizione)

Berman, G., & Fryer, K. D. (1978). Introduction to applied graph theory. René Descartes Foundation.

Citazione stile Chigago Style (17a edizione)

Berman, Gerald, e K. D. Fryer. Introduction to Applied Graph Theory. Ottawa: René Descartes Foundation, 1978.

Citatione MLA (9a ed.)

Berman, Gerald, e K. D. Fryer. Introduction to Applied Graph Theory. René Descartes Foundation, 1978.