TY  - BOOK
AU  - Lal, Bansi
TI  - Three-dimensional differential geometry / 
U1  - 516.36 
PY  - 1976///
CY  - Delhi
PB  - Atma Ram and  Sons
KW  - Mathematics
KW  - Geometry
KW  - Differential Geometry
KW  - Integral Geometry
ER  -