000 00350nam a2200145Ia 4500
020 _a0195776631
082 _b977
_a500
100 _a"KEAT,CHEAH,CHYE"
245 0 _aEXPLORING SCINCE 2 TECHER,S GUIDE.
260 _bOXFORD UNIVERSTTY
_aLahore
_c1996
300 _a151
944 _cTR
999 _c49824
_d49824