Boyd, Harper W. <br/><br/>
Marketing research: text and cases/4th ed. 

 - Illinois  Richard D. Irwin  1977 
<br/><br/><label>ISBN: </label>025601838 
<br/><br/><label>Subjects--Index Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>658.83