000 00303nam a2200133Ia 4500
020 _a9781841464022
022 _aPHY
082 _a530
100 _aRichard Parsons
245 _aGCSE Double science physics
260 _aSri Lanka
_bCoordination group publication
_c2007
300 _a92
942 _cBK
999 _c11154
_d11154