Collins, J. C. (1992). Beyond entrepreneurship: Turning your business into an enduring great company. Prentice-Hall of India.
Dyfyniad Arddull ChicagoCollins, James C. Beyond Entrepreneurship: Turning Your Business into an Enduring Great Company. New Jersey: Prentice-Hall of India, 1992.
Dyfyniad MLACollins, James C. Beyond Entrepreneurship: Turning Your Business into an Enduring Great Company. Prentice-Hall of India, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.