May, George S.  <br/><br/>Encyclopedia of American business, history and biography:  then automobile industry, 1920-1980/  -- New York:  Facts on File,  1989.  <br/>xxvi, 520 p.:  ill.;  28 cm. <br/><br/> Includes index.  <br/><br/><label>ISBN: </label>0-8160-208-3 <br/><br/><label>Subjects--Topical Terms: </label><br/>Automobile industry and trade- United States- History.