000 00289nam a2200097Ia 4500
008 090818s9999 xx 000 0 und d
090 _a74496
_974496
100 _a20140919 frey50
101 _aen
200 _aInnovations elementary
_bCDR
_fHugh Dellar and Andrew Walkley
_vCD2
210 _ced. Thomson