Gaya APA
DOWLING, E, T. (1990).
CALCULUS FOR BUSINESS, ECONOMICS, AND THE SOCIAL SCIENCES (Cet 2).
SINGAPORE:
MC GRAW HILL.
Gaya MLA
DOWLING, EDWARD, T..
"CALCULUS FOR BUSINESS, ECONOMICS, AND THE SOCIAL SCIENCES".
Cet 2
SINGAPORE:
MC GRAW HILL,
1990.
Text.