Douglas, Evan J. Managerial economics : analysis and strategy / by Evan J. Douglas ; with empirical cases by Scott Callan. - 4th ed. - Englewood Cliffs, N.J. : Prentice Hall, 1992 - xxix, 655 p. : ill. ; 23 cm. ISBN: 0135544785 : 392 baht Subjects--Topical Terms: Managerial economics Dewey Class. No.: 330.068 / D733M 1992