Tyree, O. (2009). The equation: Applying the 4 indisputable components of business success. John Wiley & Sons.
Dyfyniad Arddull ChicagoTyree, Omar. The Equation: Applying the 4 Indisputable Components of Business Success. New Jersey: John Wiley & Sons, 2009.
Dyfyniad MLATyree, Omar. The Equation: Applying the 4 Indisputable Components of Business Success. John Wiley & Sons, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.