000			00471nam a2200157Ia 4500
008			161214s9999 xx 000 0 und d
020			_a1860467903 _c(pbk)
082			_223 _a513.2 _bIFR
100			_aIfrah, Georges
245		0	_aUniversal history of numbers : world's first number-systems, V1
260			_aLondon: _bHarvill Press, _c1998
300			_axxiv, 698 p.; _bill., index: _c22 cm.
650			_aNumber system
650			_aNumeration -- History
942			_2ddc _cBK
999			_c5623 _d5623