000			00336nam a2200133Ia 4500
008			201214s9999 xx 000 0 und d
100			_aTaylor, George A.
245		0	_aManagerial & Engineering Economics : Economic Decision -Making
260			_aNew York
260			_bD. Van Nostrand
260			_c1980
300			_a538
942			_cBK
999			_c5633 _d5633