000			00355nam a2200145Ia 4500
005			20240821151533.0
008			240821s9999||||xx |||||||||||||| ||und||
082			_a511.1 JOH
100			_aJohnson, Donovan A.
245		0	_aUnderstanding numeration systems
260			_aSt. Louis _bWebster _c196
300			_a56p
650			_aMathematics
942			_cBK
999			_c30385 _d30385