TY  - BOOK
AU  - Narayan S & Mittal P.K.
TI  - Diffrential  Calculas
SN  - 81-219-0471-4
U1  - 515.33 
PY  - 1942///
CY  - New Delhi
PB  - Sultan Chand & Sons. 
KW  - Information Technology
ER  -