Robbins, S. P. Management concepts and applications. New York: Prentice-Hall.
Dyfyniad Arddull ChicagoRobbins, Stephen P. Management Concepts and Applications. New York: Prentice-Hall.
Dyfyniad MLARobbins, Stephen P. Management Concepts and Applications. New York: Prentice-Hall.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.