Beckman, Theodore N. <br/><br/>
Principles of marketing / 
Theodore N. Beckman, Harold H. Maynard and William R. Davidson. 
 - 6th ed. 
 - New York :   Ronald Press,   c 1957. 
 - xii, 798 p. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography : p.763-772. 
<br/><br/>337  337 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Marketing.
<br/><br/><label>Dewey Class. No.: </label>658.8 / B389p