Lehmann, Donald R. Analysis for marketing planning / Donald R. Lehmann, Russell S. Winer. - 4th ed. - Chicago : Irwin, c1997. - xi, 211p.+ : ill. ; 23 cm. - The Irwin series in marketing . Includes bibliographical references and index. ISBN: 0256214425 Subjects--Topical Terms: Marketing--United States--Management.