Marketing research 
David J. Luck....[et. al.]. 
 - Fifth edition. 
 -  Prentice Hall, Inc.  1979 
 - xvi, 522 pages. 
<br/><br/>
<br/><br/><label>ISBN: </label>0-13-557637-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing research.
<br/><br/><label>Dewey Class. No.: </label>658.83 M34 1979