000 00291nam a22001337a 4500
008 210310b ||||| |||| 00| 0 eng d
041 _aeng
080 _a510
082 _a510
100 _a36
101 _aMAT
245 _aElementary School Mathematics
_cEicholz,R.E
942 _2udc
_cBK
999 _c56254
_d56254