Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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