000 00346nam a2200145Ia 4500
020 _a0748717382
082 _b15.
_a540
100 _a"Ramsden E.N."
245 0 _aCalculations For GCSE Chemistry
260 _bStanley Thornes
_aEngland
_c1994
300 _a95
944 _cBK
999 _c750597
_d750597