Gaya APA

Hoffmann, L, D, H, L, D. (2007). Applied calculus for business, economics, and the socials and life sciences.-- . America: McGraw-Hill.

Gaya MLA

Hoffmann, Laurence, D, Hoffmann,, Laurence, D.. "Applied calculus for business, economics, and the socials and life sciences.--". America: McGraw-Hill, 2007. Buku.