Nellis, J. G. Principles of business economics / Joseph G. Nellis, David Parker. - 2nd ed. - New Delhi : Pearson, 2009. - 447p. 25cm. Includes index. ISBN: 9788131724279 Subjects--Topical Terms: Managerial economics. Dewey Class. No.: 338.5024658 / NEL [ Shelf 28 ]