Chartrand, G., Alavi, Y., Goldsmith, D. L., Lick, D. R., & Lesniak-Foster, L. (1981). The theory and applications of graphs. John Wiley.
Cita Chicago (17th ed.)Chartrand, Gary, Y. Alavi, D. L. Goldsmith, D. R. Lick, i L. Lesniak-Foster. The Theory and Applications of Graphs. Nueva York: John Wiley, 1981.
Cita MLA (9th ed.)Chartrand, Gary, et al. The Theory and Applications of Graphs. John Wiley, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.