Readings in manageerial economics / 
Thomas Joseph Coyne edt. 
 - 3 
 - Plano :  Business Publications,  1981       
 - xviii, 433 p. 
<br/><br/><label>ISBN: </label>0256024227 
<br/><br/><label>LC Class. No.: </label>HD 30.22 R287 1981