000			00336nam a2200133Ia 4500
008			180413s9999 xx 000 0 und d
020			_a09 780534 516727(Pb
100			_aConway David A
245		0	_aThelements Of Reasoning
260			_bBelmont : Wadsworth 1996.
300			_a216
546			_aEng
690			_aReasoning ; Arguments.
999			_c25948 _d25948