Dorfman, Robert. <br/><br/>
Prices and markets. 

 - Englewood Cliffs, N.J.,  Prentice-Hall  [1967] 
 - Foundations of modern economics series .
<br/><br/>"Selected readings": p. 147-148. 
<br/><br/><label>LCCN: </label>67019185 //r85 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microeconomics.<br/>Supply and demand.<br/>Prices.
<br/><br/><label>LC Class. No.: </label>HB 201 DOR 1967