United Nations Industrial Development Organization. <br/><br/>
World statistics on mining and utilities 2014/ 
United Nations Industrial Development Organization 
 - Cheltenham :  Edward Elgar Publishing,  2014. 
 - 192 p. 
<br/><br/><label>ISBN: </label>9781783477951 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineral industries--Statistics
<br/><br/><label>Dewey Class. No.: </label>338.223  / UNI 2014