Varshney , R. L. Managerial economics/ R. L. Varshney and K. L. Maheshwari. - 15th ed. - New Delhi : Sultan Chand & sons , 2000. - xi , 563 p. : figs., tables ; 21 cm. Includes index. ISBN: 8170147077 Subjects--Topical Terms: Managerial Economics Dewey Class. No.: 338.5 / VAM