Gould, R. (1988). Graph theory. Benjamin-Cummings.
Cita Chicago (17th ed.)Gould, Ronald. Graph Theory. Menlo Park: Benjamin-Cummings, 1988.
Cita MLA (9th ed.)Gould, Ronald. Graph Theory. Benjamin-Cummings, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.