APA (7th ed.) Zitazioa

(1974). Graphs and combinatorics: Proceedings. Springer Verlag.

Chicago Style (17th ed.) Zitazioa

Graphs and Combinatorics: Proceedings. New York: Springer Verlag, 1974.

MLA (9th ed.) Zitazioa

Graphs and Combinatorics: Proceedings. Springer Verlag, 1974.