Litong, Domingo J. , Contemporary math high school: third year / Domingo J. Litong and Antonio A. Casupang. - Makati City: Salesiana Publishers, Inc., 2001. - viii, 261 pages: illustrations, figures, tables, graphs; 25 cm. includes glossary. English. ISBN: 9715225179 Subjects--Topical Terms: Dewey Class. No.: 510 / L71c