Sherman Roger <br/><br/>
Oligopoly  an empirical approach 

 - Lexington  Lexington books  1972 
 - xviii, 192p.; 28cm. 
<br/><br/><label>ISBN: </label>66980500 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Advertising<br/>Firm theory<br/>Industrial firm<br/>Markets<br/>Oligopolies<br/>Oligopolies