TY  - BOOK
AU  - Das,B.C.
AU  - 
TI  - Differential calculus
SN  - 8185624850
U1  - 515.33 23
PY  - 2009///
CY  - Kolkata
PB  - U.N. Dhur & Sons
KW  - Differential calculus
N1  - Includes index; CSE
ER  -