Devall, Bill. <br/><br/>
Deep ecology / 
Bill Devall. 
 - Utah :  Gibbs Smith,  2007. 
 - 267p. 
<br/><br/><label>ISBN: </label>978-0-87905-247-8 
<br/><br/><label>Standard No.: </label>9232  [old SOUL v1.0 record id] 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology<br/>Environmental protection
<br/><br/><label>Dewey Class. No.: </label>333.716  / D45d