Boyd, Harper W. <br/><br/>
Marketing research :  text and cases / 
by Harper W. Boyd and Ralph Westfall. 
 - 3rd ed. 
 - Illinois :  Irwin,  c1972. 
 - xv, 813 p. :  ill. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing--Research.
<br/><br/><label>LC Class. No.: </label>HF5415.2  / .B65