TY  - GEN
AU  - Loney, S.L.
TI  - The elements of coordinate geometry
U1  - 516 
PY  - 1923///, r1956
CY  - London
PB  - Macmillan
KW  - GEOMETRY
N1  - Content : Pt. 2 - Trilinear coordinates etc - pt. 1  -cartesian coordinates
ER  -