TY  - BOOK
AU  - Das, B. C.
AU  - Mukherjee B. N.
TI  - Differential Calculus: For Degree Cours 
U1  - 515.8 
PY  - 1999///
CY  - Calcutta
PB  - U. N. Dhur & Sons, Private Ltd.
KW  - Differential Calculus
ER  -