Laybourn-Parry, Johanna A functional biology of free-living protozoa / Johanna Laybourn-Parry. - London : Croom Helm, 1984. - x, 218pages : illustrations ; 22 cm. Includes index. ISBN: 0709916256 hbk. Subjects--Topical Terms: Zoology Dewey Class. No.: 593.1 / LAY