Jackson, H. K., & Frigon, N. L. (1996). Achieving the competitive edge: A practical guide to world-class competition. Wiley.
Dyfyniad Arddull ChicagoJackson, Harry K., and Normand L. Frigon. Achieving the Competitive Edge: A Practical Guide to World-class Competition. New York: Wiley, 1996.
Dyfyniad MLAJackson, Harry K., and Normand L. Frigon. Achieving the Competitive Edge: A Practical Guide to World-class Competition. Wiley, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.