Cita APA

Harary, F., Norman, R. Z. 1., & Cartwright, D. (1965). Structural models: An introduction to the theory of directed graphs. Wiley.

Citación estilo Chicago

Harary, Frank., Robert Z. 1924- Norman, and Dorwin Cartwright. Structural Models: An Introduction to the Theory of Directed Graphs. New York: Wiley, 1965.

Cita MLA

Harary, Frank., Robert Z. 1924- Norman, and Dorwin Cartwright. Structural Models: An Introduction to the Theory of Directed Graphs. New York: Wiley, 1965.