Style de citation APA

Pritchett, P. (2007). Hard optimism: How to succeed in a world where positive wins. New York: McGraw-Hill.

Style de citation Chicago

Pritchett, Price. Hard Optimism: How to Succeed in a World Where Positive Wins. New York: McGraw-Hill, 2007.

Style de citation MLA

Pritchett, Price. Hard Optimism: How to Succeed in a World Where Positive Wins. New York: McGraw-Hill, 2007.

Attention : ces citations peuvent ne pas être correctes à 100%.