Rogers, William Percy The nature of parasitism the relationship of some metazoan parasites to their hosts. - New York Academic Press 1962. - 278 p. illus. 24 cm. - Theoretical and experimental biology v. 2 . LCCN: 61012281 /L/r85 Subjects--Topical Terms: Host-parasite relationships. LC Class. No.: QL757 / .R6 Dewey Class. No.: 591.55