TY  - BOOK
AU  - Nag,N.K.
AU  - Nag,S.K.
TI  - Mathematics : BBA,1st SEM,WBUT
SN  - 978-81-272-5615-9
U1  - 51 
PY  - 2009///
CY  - Ludhiana
PB  - Kalyani Publisher
KW  - MATHEMATICS
ER  -