Style de citation APA (7e éd.)

RIES, A. (1991). Harse sense: The key to success is.. McGraw-Hill.

Style de citation Chicago (17e éd.)

RIES, Al. Harse Sense: The Key to Success Is.. New York: McGraw-Hill, 1991.

Style de citation MLA (9e éd.)

RIES, Al. Harse Sense: The Key to Success Is.. McGraw-Hill, 1991.