000 00251nam a2200121Ia 4500
008 200701s1998 xx 000 0 eng d
100 _aYAHYA.S.M
245 0 _aGAS TABLES
250 _a3rd
260 _bS CHAND
_c1998
300 _a141
942 _2ddc
_cGE
999 _c255
_d255