000 00288nam a2200121Ia 4500
008 200906s9999 xx 000 0 und d
082 _a510.2 J76
100 _aJONES,B.W
245 0 _aELEMENTARY CONCEPTS OF MATHEMATICS
260 _bMAC, NEW YORK
_c1958
300 _a21X14
942 _cBK
999 _c61214
_d61214