TY  - BOOK
AU  - Dey, Sourendra Nath.
TI  - Byabasai Ganit O Parisankhyan
U1  - 519.5 
PY  - 1989///
CY  - Kolkata
PB  - Chhaya Prakashani
KW  - Business Statistics
KW  - Mathematics
ER  -