000			00359 a2200133 4500
035			_a
090			_c3873 _d3873
100			_aJeffrey, Richard C
245			_aFormal logic _bIts scope and limits _cRichard C. Jeffrey
260			_aNew York _bMcGraw-Hill book company _c1967
300			_a238 p _c24 cm
500			_aContine bibliogr. si index
942			_aIMAR _cCART
999			_c3748 _d3748