Bumi 

 - 32 pages :   colour illustrations ;   26 cm 
 - Ancaman Alam Sekitar .
 - Ancaman Alam Sekitar .
<br/><br/><label>ISBN: </label>9679024768 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pollution
<br/><br/><label>Dewey Class. No.: </label>363.7