Gaya APA
Bradley, G, L., Hoffmann, L, D. (1989).
Calculus for businnes economics and the social and life sciences : student's solutions manual to accompany .
New York:
McGraw-Hill Pub. Co..
Gaya MLA
Bradley, Gerald, L., Hoffmann, Laurence, D..
"Calculus for businnes economics and the social and life sciences : student's solutions manual to accompany".
New York:
McGraw-Hill Pub. Co.,
1989.
Text.