Edwards, C. A. <br/><br/>
Persistent pesticides in the environment 
by C. A. Edwards. 
 - 2nd ed. 
 - Cleveland  CRC Press  1973. 
 - 170 pages:    illustration ; 27 cm. 
<br/><br/> At head of title: CRC. 
<br/><br/>Bibliography: p. 141-158. 
<br/><br/><label>ISBN: </label>0878191011 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pesticides--Environmental aspects