Shea, Cynthia Pollock <br/><br/>
Protecting life on Earth: steps to save the Ozone layer 

 - Washington  Worldwatch Institute  1988 
 - 46 p. 
 - Worldwatch paper: 87 .
<br/><br/><label>ISBN: </label>9-16468-88-7 
<br/><br/><label>Dewey Class. No.: </label>551.5142  / SHE