Sandico, Michael C. , Frontiers in science & technology : Biology ll / Michael C. Sandico, Marjorie C. Celis and Marie Louise K. Santos. - Makati City: Diwa Learning Systems, Inc. , 2002. - 204 pages : illustrations, figures, tables; 25 cm. includes references. English ISBN: 9714805090 Subjects--Topical Terms: Science . Bilology. with curriculum map. Dewey Class. No.: 500 / Sa194