Ekelund,robert b. <br/><br/>
A history of economic theory and method  [[Textbook] /] 
Robert b.Ekelund,Robert F.Hebert. 
 - 4th ed. 
 - new york :  the mc graw - hill companies ,  1997. 
 - xvii,602p ;  24 cm. 
<br/><br/><label>ISBN: </label>0071142827 
<br/><br/><label>Dewey Class. No.: </label>330.09 
<br/><br/><label>National Library of Medicine Call No.: </label>330.09  / EH