Cita APA (7a ed.)

Godin, S. (2003). Purple cow: Transform your business by being remarkable. Portfolio.

Cita Chicago Style (17a ed.)

Godin, Seth. Purple Cow: Transform Your Business by Being Remarkable. New York: Portfolio, 2003.

Cita MLA (8a ed.)

Godin, Seth. Purple Cow: Transform Your Business by Being Remarkable. Portfolio, 2003.

Precaución: Estas citas no son 100% exactas.