Ng, K.S. Advance level pure mathematics calculus and analytical geometry 1 - 3rd ed. - Hongkong : Hung Fung Book Co, c2004. - 315 p. Includes index ISBN: 9623541775 Subjects--Topical Terms: Mathematics -- Study and teaching (Secondary)CalculusGeometry Dewey Class. No.: TR510.76 N24a 2004