000 00341nam a2200145Ia 4500
020 _a0000000078996
082 _b1987
_a500
100 _a"Nudrat"
245 0 _aExperiment with Light
260 _bNudrat book house karachi
_apakistan
_c0
300 _a40
944 _cBK
999 _c554168
_d554168