TY  - BOOK
AU  - Loney, S.L.
TI  - The Elements of Co-ordinate Geometry (Tri Linear Co-ordinate): The Elements of Co-ordinate Geometry (Tri Linear Co-ordinate), II, Delhi : Bahri Bros., 1987
U1  - 516.5 
PY  - 1987///
CY  - Delhi
PB  - Bahri Bros.
ER  -