APA Style
HOFFMANN, L, D. (1989).
CALCULUS for business,econimics,and the social and life sciences .
united states of america:
McGraw-Hill Publishing Company Limited.
MLA Style
HOFFMANN, LAURENCE, D..
"CALCULUS for business,econimics,and the social and life sciences".
united states of america:
McGraw-Hill Publishing Company Limited,
1989.
Text.