Curtis, Helena. Biology / Helena Curtis, N. Sue Barnes. - Fifth edition - xxvii, 1192, [87] pages : illustrations (some color) ; 29 cm. Includes bibliographies and index. ISBN: 087901394X LCCN: 88051041 Subjects--Topical Terms: Biology. LC Class. No.: QH308.2 / .C86 1989 Dewey Class. No.: 574