000 00335nam a2200145Ia 4500
020 _a1856973743
082 _b1204
_a500
100 _a"Parker, Steve"
245 0 _aSimple Chemistry
260 _bKingfisher Publications
_aLondon
_c1990
300 _a40
944 _cR
999 _c64053
_d64053