Walker, C.H., <br/><br/>
Principles of ecotoxicology / 
C.H. Walker, R.M. Sibly, S.P. Hopkin and D.B. Peakall. 
 - 4th edition. 
 - London :  CRC Press,  2017. 
 - xxv, 360 p. :  ill., maps ;  25 cm. 
<br/><br/><label>ISBN: </label>9781138628069 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pollution.<br/>Environmental Pollutants --toxicity<br/>Environmental Exposure --adverse effects
<br/><br/><label>Dewey Class. No.: </label>577.27 WAL