Desalination plant    operation survey 

 - London  United Nations UK        1968 
<br/><br/><label>Standard No.: </label>103705 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATHEMATICS
<br/><br/><label>Dewey Class. No.: </label>D85512.1-1t4, K8