Powell, Alan A. <br/><br/>
Empirical analytics of demand systems / 
by Alan A. Powell 
 - Lexington, Mass :  Lexington Books,  1974 
 - xiv, 149 p. ;  23 cm. 
<br/><br/>Bibliography : p. 137-143 
<br/><br/><label>ISBN: </label>0669863149 
<br/><br/><label>LCCN: </label>73-011671 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Consumption (Economics)--Mathematical models