Quirino, Dean Demetrio A. Plane and Solid Analytic Geometry / Dean Demetrio A. Quirino. - Quezon City, Philippines : Royal Publishing House, Inc., c2007. - 236 p. ISBN: 971-8609-13-x Subjects--Topical Terms: Geometry, Analytic Dewey Class. No.: Cir 516.3 Q48 1993