Environmental science / 
Amos Turk ... [et al.]. 
 - 2d ed. 
 - Philadelphia :  Saunders,  1978. 
 - xiii, 597 p. :  ill. ;  28 cm. 
 - Saunders golden sunburst series in environmental studies .
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0721689272 
<br/><br/><label>LCCN: </label>77024005  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.<br/>Environmental sciences.<br/>Pollution.<br/>Environmental protection.
<br/><br/><label>LC Class. No.: </label>QH541  / .E57 1978 
<br/><br/><label>Dewey Class. No.: </label>301.31