APA (7th ed.) Zitazioa

Menninger, K. W. (1992). Number words and number symbols: A cultural history of numbers. Dover.

Chicago Style (17th ed.) Zitazioa

Menninger, Karl W. Number Words and Number Symbols: A Cultural History of Numbers. Nueva York: Dover, 1992.

MLA (9th ed.) Zitazioa

Menninger, Karl W. Number Words and Number Symbols: A Cultural History of Numbers. Dover, 1992.