Social sciences: A third level course business economics,product differentiation and advertising 

 - Milton Keynes  Open University Press  1980 
 - 53p. 
<br/><br/><label>ISBN: </label> UKP 4.25 
<br/><br/><label>Source: </label> UKP 4.25 
<br/><br/><label>Dewey Class. No.: </label>650 SOC