000 00439nam a22001697a 4500
003 OSt
005 20220401152316.0
008 121212b xxu||||| |||| 00| 0 eng d
040 _ctshering
082 _a510 ROC
100 _aRoche, Tom.
245 _aBusy at Maths /
_cTom Roche.
260 _aC.J. Fallon :
_bC.J. Fallon,
_c1990.
300 _a208 p. :
_bill. ;
_c24 cm.
650 _aMathematics
_xJuvenile literature.
942 _2ddc
_cBK
999 _c3586
_d3586