Gaya APA
Simmons, G, F. (1981).
Precalculus mathematics in a nutshell : geometry, algebra, trigonometry .
California:
William Kaufmann.
Gaya MLA
Simmons, George, F..
"Precalculus mathematics in a nutshell : geometry, algebra, trigonometry".
California:
William Kaufmann,
1981.
Text.