APA Style
Godin, Seth. (2002).
Purple cow .
New York:
Portfolio.
Chicago Style
Godin, Seth.
Purple cow.
New York:
Portfolio,
2002.
Printed Material.
MLA Style
Godin, Seth.
Purple cow.
New York:
Portfolio,
2002.
Printed Material.
Turabian Style
Godin, Seth.
Purple cow.
New York:
Portfolio,
2002.
Printed Material.