Cefrey, Holly,  <br/><br/>
What if the hole in the ozone layer grows larger? 

 - 48 pages :   colour illustrations ;   22 cm 
 - high interest books .
 - high interest books .
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0516239139 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ozone layer depletion
<br/><br/><label>Dewey Class. No.: </label>363.73875