Southwick C H <br/><br/>
Ecology and the quality of our environment 
Southwick C H 
 - New York       D Van Nostrand        1976 
 - xxi,426p.  cm. 
<br/><br/><label>Standard No.: </label>50637 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment
<br/><br/><label>Dewey Class. No.: </label>G:55, L6