Παραπομπή APA

Bona, M. (2011). Walk through combinatorics: An introduction to enumeration and graph theory (3rd ed.). World Scientific.

Παραπομπή Chicago Style

Bona, Miklos. Walk Through Combinatorics: An Introduction to Enumeration and Graph Theory. 3rd ed. New Jersey: World Scientific, 2011.

Παραπομπή MLA

Bona, Miklos. Walk Through Combinatorics: An Introduction to Enumeration and Graph Theory. 3rd ed. World Scientific, 2011.