Orines, Fernando B., Next century mathematics 9 : Fernando B. Orines, ( and six others). - Second edition. - Quezon City : Phoenix Publishing House, Inc. , 2018. - ix, 557 pages : illustrations, figures, tables and graphs; 25 cm. - . includes appendix, glossary . English ISBN: 9789710646241 Subjects--Topical Terms: Century mathematics. Math for secondary schools. Dewey Class. No.: 510 / O697n