TY  - BOOK
AU  - Narayan, Shanti 
TI  - Differential calculus 
SN  - 81-219-0471-4 
U1  - 515.33 NAR  
PY  - 1999///
CY  - Shayamlal charitable trust 
PB  - New Delhi 
KW  - MATHEMATICS
ER  -