APA (7th ed.) Citation

Chatzky, J. S. (2009). The difference: How anyone can prosper in even the toughest times. New York.

Chicago Style (17th ed.) Citation

Chatzky, Jean Sherman. The Difference: How Anyone Can Prosper in Even the Toughest Times. Crown Publishers: New York, 2009.

MLA (8th ed.) Citation

Chatzky, Jean Sherman. The Difference: How Anyone Can Prosper in Even the Toughest Times. New York, 2009.

Warning: These citations may not always be 100% accurate.