Kudo, Richard R. Protozoology / by Richard R. Kudo. - 5 th ed. 3rd printing - Springfield, Illinois, U.S.A : Charrles C. Thomas Publisher, 1977. - 626 p. : ill. ; 25 cm. Includes bibliographical references. ISBN: 0398010587 Subjects--Topical Terms: Protozoology. LC Class. No.: QL366 / K83 1977