Ericksen, G. K. (1997). What's luck got to do with it?: Twelve entrepreneurs reveal the secrets behind their success. Wiley.
Chicago-referens (17:e uppl.)Ericksen, Gregory K. What's Luck Got to Do with It?: Twelve Entrepreneurs Reveal the Secrets Behind Their Success. New York: Wiley, 1997.
MLA-referens (8:e uppl.)Ericksen, Gregory K. What's Luck Got to Do with It?: Twelve Entrepreneurs Reveal the Secrets Behind Their Success. Wiley, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.