CENTO Symposium on the Mining & Beneficiation of Fertilizer Minerals :  held in Istanbul, November 19-24, 1973 /  
Central Treaty Organization. 
 - Istanbul, Turkey:   [Central Treaty Organization],   [1974].  
 - 345 p. :  ill., maps, tables ;  26 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers--Congresses<br/>Fertilizer industry--Congresses
<br/><br/><label>Dewey Class. No.: </label>622.364