000 00270nam a22001217a 4500
008 180316b xxu||||| |||| 00| 0 eng d
041 _aeng
080 _a51
100 _a37
101 _aMAT
245 _aSuperior mathematical puzzles
_cDinesman,H.P
942 _2udc
_cBK
999 _c45262
_d45262