APA Style
Cooper, Robert K.. (2001).
The Other 90% (Pertama).
New York:
Crown business.
Chicago Style
Cooper, Robert K..
The Other 90%.
Pertama
New York:
Crown business,
2001.
Text.
MLA Style
Cooper, Robert K..
The Other 90%.
Pertama
New York:
Crown business,
2001.
Text.
Turabian Style
Cooper, Robert K..
The Other 90%.
Pertama
New York:
Crown business,
2001.
Print.