APA (7th ed.) Zitazioa

Benjamin, A. (2006). Secrets of mental math: The mathemagician's guide to lightning calculation. Three rivers.

Chicago Style (17th ed.) Zitazioa

Benjamin, Arthur. Secrets of Mental Math: The Mathemagician's Guide to Lightning Calculation. New York: Three rivers, 2006.

MLA (9th ed.) Zitazioa

Benjamin, Arthur. Secrets of Mental Math: The Mathemagician's Guide to Lightning Calculation. Three rivers, 2006.