Proceedings 

 - Bangkok  S.n.  1990 
 - 177p.  29cm 
<br/><br/> pt. 1 Report of the Committee 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mines and mineral resources<br/>Natural resources
<br/><br/><label>Dewey Class. No.: </label>333.85095  / COM