000 00259nam a2200109Ia 4500
008 190829s9999 xx 000 0 und d
082 _a509.2
_bMON/PR
100 _aMONORANJAN GUPTA
245 0 _aPRAFULLA CHANDRA RAY: A BIOGRAPHY
262 _c1966
942 _cBK
999 _c3019
_d3019