000			00731nam a2200229 a 4500
999			_c7642 _d7642
020			_a0669121746
082	0	0	_a510 B446c 1988
100	1		_aBello, Ignacio. _914003
245	1	0	_aContemporary business mathematics /
250			_a1st ed.
260			_aLexington, Mass. : _bD.C. Heath., _cc1986.
300			_axvii, 703, 78 p. : _bill. (some col.) ;
500			_aIncludes index.
650		0	_aBusiness mathematics. _914005
942			_cBK