Landis, Wayne G. <br/><br/>
Introduction to environmental toxicology :  molecular substructures to ecological landscapes / 
Wayne G. Landis, Ruth M. Sofield, Ming-Ho Yu. 
 - 4th ed. 
 - Boca Raton, FL :  CRC Press,  2011. 
 - xx, 514 p. :  ill. (some col.), maps (chiefly col.) ;  27 cm. 
<br/><br/> Previous edition has subtitled, 'impacts of chemicals upon ecological systems'. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781439804100 (hbk.)  RM340.15 1439804109 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pollution--Environmental aspects.<br/>Environmental toxicology.