Douglas, Evan J., 1946- Managerial economics : analysis and strategy / Evan J. Douglas ; with empirical cases by Scott Callan. - 4th ed. - Englewood Cliffs, New Jersey : : Prentice Hall International, c1992. - xxix, 655 p. : ill. ; 25 cm. Includes bibliographical references and indexes. ISBN: 0135544785 LCCN: Subjects--Topical Terms: Managerial economics. LC Class. No.: HD30.22 / .D68 1992 Dewey Class. No.: 658.4/03