Croll, Neil Argo. <br/><br/>
Ecology of parasites / 
by N.A. Croll. 
 - London :  Heinemann,  1966. 
 - The Scholarship series in biology .
<br/><br/>Bibliography: p. [128]-130. 
<br/><br/><label>LCCN: </label>67070661 
<br/><br/><label>Nat. Bib. No.: </label>B66-21661 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Parasitism.
<br/><br/><label>LC Class. No.: </label>QL757.C7 
<br/><br/><label>Dewey Class. No.: </label>591.55