Cita APA (7a ed.)

Wilson, R. J., & Watkins, J. J. (1990). Graphs: An introductory approach : a first course in discrete mathematics. J. Wiley.

Cita Chicago Style (17a ed.)

Wilson, Robin J., y John J. Watkins. Graphs: An Introductory Approach : A First Course in Discrete Mathematics. New York: J. Wiley, 1990.

Cita MLA (8a ed.)

Wilson, Robin J., y John J. Watkins. Graphs: An Introductory Approach : A First Course in Discrete Mathematics. J. Wiley, 1990.