Sengupta, S. Sankar <br/><br/>
Operations research in sellers competition :  a stochastic microtheory / 
S. Sankar Sengupta 
 - New York :  John Wiley and sons,  1967       
 - xvi, 228 p. 
<br/><br/><label>LC Class. No.: </label>HD 20.5 S476o 1967