Thirlwall A P <br/><br/>
Extension of Sens model of The Valuation of Labour 

 - Karachi  Din Muhammad Press          1970 
 - 396p  cm. 
 -  V-X. Notes & comments .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X:2:g, Q7/L0