TY  - BOOK
AU  - RAM, BALLABH
TI  - A Text Book of Co-ordinate Geometry: A Text Book of Co-ordinate Geometry, Lucknow : Prakashan Kendra, 1991
U1  - 516.5 
PY  - 1991///
CY  - Lucknow
PB  - Prakashan Kendra
ER  -