APA Style
Riggans, Walter. (1983).
Numbers .
Philadelphia, Pennsylvania:
The Westminster Press.
Chicago Style
Riggans, Walter.
Numbers.
Philadelphia, Pennsylvania:
The Westminster Press,
1983.
Text.
MLA Style
Riggans, Walter.
Numbers.
Philadelphia, Pennsylvania:
The Westminster Press,
1983.
Text.
Turabian Style
Riggans, Walter.
Numbers.
Philadelphia, Pennsylvania:
The Westminster Press,
1983.
Print.