Economic and Environmental Sustainability of Mineral Resouces of Pakistan:  Proceeding of National Conference 
Edited by M.Tahir Shah, Syed Hamidullah  
 - Peshawar  University of Peshawar  2004 
 - 228p. 
<br/><br/> P.B 
<br/><br/><label>ISSN: </label>
<br/><br/><label>Dewey Class. No.: </label>550.5 SHA