Entelek <br/><br/>
Supply and demand. 2V. 

 - New York  The Macmillan Company         1997 
 - Programmed Instruction in Economics  V 1 .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Economics<br/>Supply and Demand
<br/><br/><label>Dewey Class. No.: </label>X:73, K3.1-.2