Hamito, Desta <br/><br/>
Research methods in forestry : principles and practices with particular reference to Ethiopia 

 -  2001 
 - Xii,682P  PC  25cm 
<br/><br/><label>ISBN: </label>0080575046 
<br/><br/><label>Dewey Class. No.: </label>634.9 DES 2001