Bowers Brent. (2007). Eight Patterns of Highly Effective Entrepreneurs. Currency Books.
Lua i Stíl Chicago (17ú heag.)Bowers Brent. Eight Patterns of Highly Effective Entrepreneurs. New York: Currency Books, 2007.
Lua MLA (9ú heag.)Bowers Brent. Eight Patterns of Highly Effective Entrepreneurs. Currency Books, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.