Luck David J <br/><br/>
Marketing research 

 - NY  Prentice Hall           1952 
 - x,532p  cm. 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing
<br/><br/><label>Dewey Class. No.: </label>X:51b4, J2