Marketing channels and strategies / by Ronald D. Michman and Stanley D. Sibley ; styled and copyedited by Thomas Herzing. Michman, Ronald D. Sibley, Stanley D., joint author. Marketing channels. 658.8 19 MIM First ed. published in 1974 under title: Marketing channels. Includes bibligraphical references and index. Columbus, Ohio : Grid Pub., c1980. c1980. 1980 Text 598 p. : eng Grid series in marketing