Tull, Donald S <br/><br/>
Marketing research  meaning, measurement, and method a text with cases 
Donald S. Tull, Del I. Hawkins. 
 - New York  MacMillan  1976. 
 - xv, 736 p ill 24 cm. 
<br/><br/>Includes bibliographies and index 
<br/><br/><label>ISBN: </label>0024217409 
<br/><br/><label>LCCN: </label>75-17570 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing research