TY  - BOOK
AU  - Das , B.C..
AU  - Mukherjee, B.N. .
TI  - Higher Secondary Calculus
U1  - 515.3 
PY  - 1991///
CY  - Calcutta
PB  - U.N.Dhur & Sons PVT.LTD
KW  - Calculus
KW  - G-Mathematics
ER  -