000 00333nam a2200145Ia 4500
020 _a9789810159740
082 _b2450
_a510
100 _a"Yeap Ban Har"
245 0 _aMaths With Humpty Dumpty
260 _bLondon; Puffin,
_c1993
300 _a32
944 _cBK
999 _c508199
_d508199