Survey and utilisation and agricultural and industrial by products and wates 

 -  1963 
<br/><br/><label>Standard No.: </label>131,503 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ECONOMICS
<br/><br/><label>Dewey Class. No.: </label>X:2798-it2:N61, K3