Whitfield, Philip. <br/><br/>
The biology of parasitism : 

 - Baltimore :  University Park Press,  c1979. 
 - x, 277 p. :  ill. ; 
 - Contemporary biology .
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0839114591 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Host-parasite relationships.<br/>Symbiosis.<br/>Parasitology.<br/>Parasites.<br/>Symbiosis.
<br/><br/><label>LC Class. No.: </label>MED QL757  / .W47