TY  - BOOK
AU  - B.C.Das & B.N Mukherjee
AU  - B.C.Das & B.N Mukherjee
TI  - Integral Calculus including Differential
U1  - 515.43/D229i 
PY  - 1999///,2009
CY  - Calcutta
PB  - U.N.Dhur & Sons
ER  -