Gaya APA

Bittinger, M, L, K, ;, M, L. (1983). Intermediate algebra (ed. 4). Canada: Addison Wesley Pub..

Gaya MLA

Bittinger, Mervin, L., Keedy, ;, Marvin, L.. "Intermediate algebra". ed. 4 Canada: Addison Wesley Pub., 1983. Text.