Ciriacy S V <br/><br/>
Resource conservation    Economics and policies 

 -  1952 
<br/><br/><label>Standard No.: </label>128,395 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ECONOMICS
<br/><br/><label>Dewey Class. No.: </label>X:17, J2