TY  - BOOK
AU  - Loney, S L
TI  - Elements of co-ordinate geometry, Part1: Cartesian co-ordinates
U1  - 516.16  LON-E.1 
PY  - 1998///
CY  - New Delhi
PB  - S Chand & Co. Ltd.
KW  - Coordinate systems-- Geometry-- Mathematics
ER  -