TY  - BOOK
AU  - Thorpe, John A.  .
TI  - Elementary topics in differential geometry / 
SN  - 978-81-8128-144-9
U1  - B6:3 
PY  - 1979///
CY  - New York : 
PB  - Springer-Verlag , 
KW  - Mathematics, geometry
ER  -