Development of the mining 

 - Chile  United Nations        1989 
 - 160p.  cm. 
<br/><br/><label>Standard No.: </label>88023 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Minings
<br/><br/><label>Dewey Class. No.: </label>"X9(HZ).791.N8, M9/UN"