Gaya APA

Clarkson, D, R. (1964). Understanding today's mathematic: an introduction to be basic vocabulary and concepts of the new mathematics (Rev. ed.). Connectitut: The Shoe String Press.

Gaya MLA

Clarkson, Donald, R.. "Understanding today's mathematic: an introduction to be basic vocabulary and concepts of the new mathematics". Rev. ed. Connectitut: The Shoe String Press, 1964. Text.