//-->
Level 7 performance : the system to drive profits, employee involvement, and simplicity in the new world
Goolden, Michael L., (2007)
The 12 factors of business success : discover, develop, and leverage your strengths
Hogan, Kevin, (2008)
Everything I know about business I learned at McDonald's : the 7 leadership principles that drive break out success
Facella, Paul, (2009)