James, Barbara,  <br/><br/>
Memulihara kawasan kutub 

 - 47 pages :   colour illustrations ;   17 cm 
<br/><br/><label>ISBN: </label>9837501375 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Envirionment protection.
<br/><br/><label>Dewey Class. No.: </label>363.7