TY  - BOOK
AU  - NAND,B.
AU  - TYAGI,B.S
TI  - Co-ordinate solid geometry: co-ordinate geometry of three dimensions
U1  - MATH 516.06 
PY  - 1988///
CY  - [s. l]
PB  - Kedar nath
KW  -  SOLID GEOMETRY
ER  -