Gaya APA

HOFFMANN, L, D., BLONNA, R. (2005). Applied calculus : for business, economics, and the social and life sciences / Laurence D. Hoffmann (Ed.8). Boston: McGraw-Hill.

Gaya MLA

HOFFMANN, Laurence, D.., BLONNA, Richard. "Applied calculus : for business, economics, and the social and life sciences / Laurence D. Hoffmann". Ed.8 Boston: McGraw-Hill, 2005. Text.