Sumber alam 

 - Murtedza Mohamed 
 - ix, 214 pages ;   22 cm 
<br/><br/><label>ISBN: </label>9836217703 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources
<br/><br/><label>Dewey Class. No.: </label>333.7