000			00478nam a22001817a 4500
003			OSt
005			20190814183951.0
008			130116b xxu||||| |||| 00| 0 eng d
020			_a0521468019
082			_aJF NOR
100			_aNorman, L.C.
245			_aMathland : _bThe novice version.
260			_aNew York : _bCambridge University press, _c1994.
300			_a80 p. _bill. _c19.7 cm.
650			_aMathematical recreations.
650			_aProblem solving.
942			_2ddc _cBK
999			_c7138 _d7138