000 00346nam a2200145Ia 4500
020 _a0748717382
082 _bT272
_a540
100 _a"Ramsden, E.N."
245 0 _aCalculation For Gcse Chemistry
260 _bStanley Thornes
_aEngland
_c1994
300 _a95
944 _cTB
999 _c476933
_d476933