000 00365nam a2200145Ia 4500
020 _a9814023019
082 _b3156
_a570
100 _a"Peifen, She"
245 0 _aNotes & Questions Pure Biology
260 _bSystem Publishing House Pte. Ltd.
_aSingapore
_c1998
300 _a308
944 _cBK
999 _c279676
_d279676