Petulla, Joseph M. <br/><br/>
American environmentalism  values, tactics, priorities 
by Joseph M. Petulla. 
 - 1st ed. 
 - College Station  Texas A&M University Press  1980. 
 - xiv, 239 p.  24 cm. 
 - Environmental history series  no. 1 .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0890960879  18.50 
<br/><br/><label>LCCN: </label>79005278  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology--Philosophy.--United States<br/>Conservation of natural resources--Philosophy.--United States<br/>Environmental policy--United States.
<br/><br/><label>LC Class. No.: </label>GF21  / .P43 
<br/><br/><label>Dewey Class. No.: </label>304.2/0973