Keat, Paul G. Managerial economics : economic tools for today's decision makers / [book] Paul G. Keat, Philip K.Y. Young - 6th ed. - Upper Saddle River, N.J. : Prentice Hall, c2009. - xxiii, 598 p. ISBN: 9780135070659 Subjects--Topical Terms: Managerial economics LC Class. No.: HD30.22 / .K25 2009