000 00343nam a2200145Ia 4500
020 _a9814023663
082 _b.1154
_a500
100 _a"Chan, Patricia Dendroff"
245 0 _aTopical Approach Science Sec-1
260 _aSingapore
_c1999
300 _a171
944 _cBK
999 _c388916
_d388916