TY  - BOOK
AU  - INDRAKUMAR ROY
TI  - BIDHEYA NYAYA
U1  - 511.3/ROY/BID 
PY  - 1982///
CY  - KOLKATA
PB  - PASCHIMBANGA RAJJYA PUSTAK PARSAD
KW  - MATHEMATICS
KW  - PRINCIPLES OF MATHEMATICS
ER  -