Gymer, Roger G. <br/><br/>
Chemistry  an ecological approach 
Roger G. Gymer 
 - New York  Harper & Row  1973 
 - xviii, 801 p. : ill. ; 23 cm. 
 - Harper Chemistry series .
<br/><br/><label>ISBN: </label>2060425652 
<br/><br/><label>LCCN: </label>72-87882 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry<br/>Human ecology