000 00341nam a2200145Ia 4500
020 _a9812084509
082 _bT-92
_a570
100 _a"Tan, Betty"
245 0 _aPacific O Level guide BIOLOGY
260 _b,Pan Pacific Publications
_c1999
300 _a261
944 _cTR
999 _c76910
_d76910