APA (7th ed.) Zitazioa

Friedberg, R. (1994). An adventurer's guide to number theory. Dover.

Chicago Style (17th ed.) Zitazioa

Friedberg, Richard. An Adventurer's Guide to Number Theory. Nueva York: Dover, 1994.

MLA (9th ed.) Zitazioa

Friedberg, Richard. An Adventurer's Guide to Number Theory. Dover, 1994.