Nash R <br/><br/>
American environment 

 - London  Addition wesley        1968 
 - xix, 236p  cm. 
<br/><br/><label>Standard No.: </label>78910 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> American environment<br/>Environment
<br/><br/><label>Dewey Class. No.: </label>G:527.73, K8