Worash Getaneh <br/><br/>
Text book of Economic Geology 

 - Addis Ababa  Addis Ababa University Press  2015. 
 - 306p. 
<br/><br/><label>ISBN: </label>9789994452583 
<br/><br/><label>Dewey Class. No.: </label>553.09743/WOR