Cita APA

Harary, F., & Harary, F. (1969). Proof techniques in graph theory: Proceedings. Academic Press.

Citación estilo Chicago

Harary, Frank,ed, y Frank Harary. Proof Techniques in Graph Theory: Proceedings. New York: Academic Press, 1969.

Cita MLA

Harary, Frank,ed, y Frank Harary. Proof Techniques in Graph Theory: Proceedings. Academic Press, 1969.