TY  - BOOK
AU  - Lal Bansi
TI  - Three dimensional differential geometry
U1  - B63:3, K2;K9;6   TB 
PY  - 1969///
CY  - Delhi
PB  - Atma Ram & Sons      
KW  -  Differential geometry
KW  - Three dimensional
N1  - Index 241-244p
ER  -