Willerding, M. F. (1966). Elementary mathematics: Its structure and concepts. Wiley.
Style de citation Chicago (17e éd.)Willerding, Margaret F. Elementary Mathematics: Its Structure and Concepts. New York: Wiley, 1966.
Style de citation MLA (9e éd.)Willerding, Margaret F. Elementary Mathematics: Its Structure and Concepts. Wiley, 1966.
Attention : ces citations peuvent ne pas être correctes à 100%.