000 00364nam a2200145Ia 4500
020 _a019577440X
082 _bT-1664
_a500
100 _a"HO PECK LENG"
245 0 _aINTERNATIONAL LOWER SECONDARY SCIENCE 2
260 _bOxford Universty Press
_aKarachi
_c1993
300 _a156
944 _cTB
999 _c202491
_d202491