Etzel, Michael J. Marketing Michael J. Etzel, Bruce J. Walker, William J. Stanton. - 12th ed. - Boston, Mass. : Irwin/McGraw-Hill, 2001. - p. cm. - McGraw-Hill series in marketing . ISBN: 0073660310 (softcover : alk. paper) Subjects--Topical Terms: Marketing. Dewey Class. No.: 658.8