Hadley, G. Analysis of inventory systems / G. Hadley & T. M. Whitin - Englewood Cliffs : Prentice-Hall , 1963 - xi, 452p. : ill. ; 22 cm. - Prentice-Hall international series in management . Includes bibliographical references and index. Subjects--Topical Terms: InventoriesMathematical models Dewey Class. No.: 658.787 / HAD