000 00282nam a22001217a 4500
999 _c17100
_d17100
008 190530b ||||| |||| 00| 0 eng d
020 _aISBN 1871003
100 _aK. anderson
245 _aMath o magic
300 _a27p.
_b27p.
_c13cm
440 _aMath o magic
942 _2lcc
_cCHAV