000			00307nam a2200133Ia 4500
001			76927
008			170722s9999 xx 000 0 und d
100			_aCreighton, James Edwin
245			_aIntroductory logic /
250			_a5th ed.
260			_c1961.
500			_aRev. by Harold R Smart
942			_cGEN
999			_c56989 _d56989