APA-referens

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

Chicago-stil citat

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

MLA-referens

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

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.