Gaya APA
Bettinger, Alvin K.. (1968).
A modern approach to algebra and trigonometry .
Scranton:
International Textbook Company.
Gaya Chicago
Bettinger, Alvin K..
A modern approach to algebra and trigonometry.
Scranton:
International Textbook Company,
1968.
.
Gaya MLA
Bettinger, Alvin K..
A modern approach to algebra and trigonometry.
Scranton:
International Textbook Company,
1968.
.
Gaya Turabian
Bettinger, Alvin K..
A modern approach to algebra and trigonometry.
Scranton:
International Textbook Company,
1968.
.