Principles of ecotoxicology / 
C.H. Walker...[et al.] 
 - 4th ed. 
 - Boca Raton, Fla. :  CRC Press,  c 2012 
 - xxv, 360 p. :  ill., maps ;  25 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781439862667 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pollution--Environmental aspects<br/>Nature--Effect of human beings on<br/>Environmental toxicology
<br/><br/><label>Dewey Class. No.: </label>577.27