000 00343nam a2200145Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aBengali
082 _aM663S
100 _aMina Sarkar
245 _aSamasya ka samadhan
260 _aNew Delhi
_bRastrabhasa Prakashan
_c1970
300 _a155p
942 _cGR
999 _c133799
_d133799