Whitfield, Philop J. The biology of parasitism : an introduction to the study of associating organisms Philip J. Whitfield - Edward Arnold London 1979 c1979 - x , 277 p. : ill. , charts ; 22 cm. - Contemporary biology . Bibliography : 253-271 ISBN: 0713127627 Subjects--Topical Terms: Parasitism--QL LC Class. No.: QL757.W5