000 00322nam a2200145Ia 4500
020 _a0809473291
082 _b32
_a000
100 _a"NA"
245 0 _aSimple Experiments
260 _bTIME LIFE BOOKS
_aHong Kong
_c1995
300 _a87
944 _cR
999 _c581311
_d581311