Petulla, Joseph M. <br/><br/>
Environmental protection in the United States :  industry, agencies, environmentalists / 
Joseph M. Petulla. 
 - San Francisco :  San Francisco Study Centre,  1987. 
 - 200 p. : 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>093643421X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy
<br/><br/><label>Dewey Class. No.: </label>363.700973  / En