Willis,B.A. <br/><br/>
Mineral processing Technology: An introduction to the practical aspects of ore treatment and mineral recovery. 

 - Oxford   Pergamon  1992 
<br/><br/><label>ISBN: </label>INTENATIONAL SERIES ON MATEIALS SCIENCE TECHNOLOGY 
<br/><br/><label>Dewey Class. No.: </label>665 4 WIL