Anthony and Hallett, D. (1997). Entrepreneur magazine: Encyclopedia of Entrepreneurs. John wiley and sons.
Lua i Stíl Chicago (17ú heag.)Anthony and Hallett, Diane. Entrepreneur Magazine: Encyclopedia of Entrepreneurs. John wiley and sons, 1997.
Lua MLA (9ú heag.)Anthony and Hallett, Diane. Entrepreneur Magazine: Encyclopedia of Entrepreneurs. John wiley and sons, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.