Loney, S.L. The elements of co-ordinate geometry part - 1 / S.L. Loney - [reprint- 2009] - India : AITBS publishers. , 2009 - ix, 430p. : ill. ; 21 cm. Includes index. ISBN: 8174731075 Subjects--Topical Terms: Geometry. Dewey Class. No.: 516