Hayes, Peter C. <br/><br/>
Process principles in minerals and materials production. 

 - Dewar Terrace :  Hayes Publishing,  1993. 
<br/><br/><label>ISBN: </label>0958919739 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Materials.<br/>Mineralogy.<br/>Mines and mineral resources -- Zambia--Mines and mineral resources -- Zambia