000 00351nam a22001697a 4500
020 _a-
022 _a-
082 _a511.2
_bGRO
100 _aGrossnickle
245 _aDiscovering Meanings in Arithmetic
_b-
_cGrossnickle
250 _a1959
260 _aAmerica
_bAmerica
_c1959
300 _a442
_e-
500 _a-
700 _a-
942 _cBK
999 _c15860
_d15860