APA Style
Ludlum, Robert. (1989).
The Gemini Contenders (1989).
New York:
Bantam.
Chicago Style
Ludlum, Robert.
The Gemini Contenders.
1989
New York:
Bantam,
1989.
Text.
MLA Style
Ludlum, Robert.
The Gemini Contenders.
1989
New York:
Bantam,
1989.
Text.
Turabian Style
Ludlum, Robert.
The Gemini Contenders.
1989
New York:
Bantam,
1989.
Print.