Gaya APA

Edmond, A, J, W, ;, S, H, P, ;, C, E. (1981). Essentials of basic mathematics (ed. 3). Canada: The Benjamin / Cummings Publishing Company.

Gaya MLA

Edmond, Allyn, J., Washington, ;, Samuel, H., Plotkin, ;, Carolyn, E.. "Essentials of basic mathematics". ed. 3 Canada: The Benjamin / Cummings Publishing Company, 1981. Text.