Kupchella, Charles E. <br/><br/>
Environmental science :  living within the system of nature / 
Charles E. Kupchella, Margaret C. Hyland. 
 - Boston :  Allyn and Bacon,  1986. 
 - xxi, 589, 28 p., [8] p. of plates :  ill. (some col.) ;  27 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0205085202  Hadiah 9780205085200 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.<br/>Environmental sciences.