TY  - BOOK
AU  - Dhar,C.K
TI  - conic sections by the methods of Co-Ordinate Solid Geometry
U1  - 516 
PY  - 1950///
CY  - New York
PB  - U.N.Dhur
KW  - Mathematics
KW  - Analytical geometry
KW  - গণিত
ER  -