000			00325nam a2200133Ia 4500
008			240201s1999 xx 000 0 eng d
020			_a9780435167509
082			_a510 HEI
245		0	_aNHM -1 - NUMBERS TO 20
260			_bHEINEMANN EDUCATIONAL PUBLISHERS _c1999
300			_aUNPAGED
650			_aMATH
942			_2ddc _cBK
999			_c15236 _d15236