APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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