The economics of product differentiation 
edited by Jacques-François Thisse and George Norman 
 - Cheltenham, UK ; Northampton, MA  Edward Elgar  1994 
 - viii, 381 p. : ill. ; 25 cm. 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781852788711 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Product differentiation
<br/><br/><label>Dewey Class. No.: </label>658.57 THI.2