Bowers Brent. (2007). Eight Patterns of Highly Effective Entrepreneurs. Currency Books.
Chicago-referens (17:e uppl.)Bowers Brent. Eight Patterns of Highly Effective Entrepreneurs. New York: Currency Books, 2007.
MLA-referens (9:e uppl.)Bowers Brent. Eight Patterns of Highly Effective Entrepreneurs. Currency Books, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.