APA (7th ed.) Zitazioa

Court, N. A. (1964). Mathematics in fun and in earnest. Dial press, Inc..

Chicago Style (17th ed.) Zitazioa

Court, Nathan Altshiller. Mathematics in Fun and in Earnest. New yORK: Dial press, Inc., 1964.

MLA (9th ed.) Zitazioa

Court, Nathan Altshiller. Mathematics in Fun and in Earnest. Dial press, Inc., 1964.