APA Style
Rubin, Gretchen. (2009).
The Happiness Project .
New York:
HarperCollinsPublishers.
Chicago Style
Rubin, Gretchen.
The Happiness Project.
New York:
HarperCollinsPublishers,
2009.
Text.
MLA Style
Rubin, Gretchen.
The Happiness Project.
New York:
HarperCollinsPublishers,
2009.
Text.
Turabian Style
Rubin, Gretchen.
The Happiness Project.
New York:
HarperCollinsPublishers,
2009.
Print.