APA Style

Kashdan, T. (2014). The upside of your dark side : why being your whole self--not just your good self drives success and fulfillment . New York: A Plume Book.

MLA Style

Kashdan, Todd. "The upside of your dark side : why being your whole self--not just your good self drives success and fulfillment". New York: A Plume Book, 2014. BOOK.