Gaya APA
JR,Ph.D, F, A. (1981).
Differential and Intergral Calculus .
Singapore:
Mc Graw - Hill International Book Company.
Gaya MLA
JR,Ph.D, Frank, Ayres,.
"Differential and Intergral Calculus".
Singapore:
Mc Graw - Hill International Book Company,
1981.
Text.