000 00304nam a2200121Ia 4500
008 220201s1963 xx 000 0 eng d
082 _a541
_bSIN
100 _aNiranjan singh&Joginder singh
245 0 _aT.B of physical chemistry
260 _bAtma ram&soul k gate
_c1963
300 _a712
942 _2ddc
999 _c71738
_d71738