Gaya APA

Hoffmann, L, D. (1980). Calculus : for the social managerial, and life science (2nd.ed.). New York: McGraw-Hill Book.

Gaya MLA

Hoffmann, Lawrence, D.. "Calculus : for the social managerial, and life science". 2nd.ed. New York: McGraw-Hill Book, 1980. Text.