TY  - BOOK
AU  - Chanda,S.C.
AU  - Nag,N.K. 
TI  - Commercial Arithmetic And Elements Of Statistics
SN  - 8176635499
U1  - 513.93 
PY  - 1989///
CY  - New Delhi 
PB  - Kalyani Publishers
KW  - Mathematics
ER  -