000 00332nam a2200145Ia 4500
020 _a0-7214-2510-0
082 _b1105157
_a500
100 _a"-"
245 0 _aEssential Number Skills
260 _bLadybird Books Ltd
_aUK
_c2005
300 _a139
944 _cBK
999 _c381896
_d381896