Gaya APA
Elementary Contemporary Mathematics. (1964).
New York:
Blaisbell Publishing Company.
Gaya Chicago
Elementary Contemporary Mathematics.
Ed.1.
New York:
Blaisbell Publishing Company,
1964.
.
Gaya MLA
Elementary Contemporary Mathematics.
Ed.1.
New York:
Blaisbell Publishing Company,
1964.
.
Gaya Turabian
Elementary Contemporary Mathematics.
New York:
Blaisbell Publishing Company,
1964.
.