TY  - BOOK
AU  - Das, B. C. and Mukherjee, B. N.
TI  - Differential calculus
U1  - 515.33 
PY  - 1968///
CY  - Calcutta
PB  - ; U. N. Dhur & Sons
KW  - Calculus
KW  - Differential Calculus
KW  - Mathematics
ER  -