Bell, Martin L. <br/><br/>
Narketing  COncepts andStrategy 

 - 3rd ed. 
 - Boston  Houghton Miffin Company  1979 
 - 595p. 
<br/><br/><label>ISBN: </label>395265037 
<br/><br/><label>Dewey Class. No.: </label>658.8  / BEL/MAR