00375nam a2200145Ia 4500008004100000040002500041082001300066100002700079245004600106250001600152260003100168300000800199942000700207999001500214230627s9999 xx 000 0 und d aNORSU-SiacNORSU-Sia a160 M36  aMartinez, Salvador T.  0aLogical:a textbook in deductive reasoning a2nd Edition bPhoenix Press, Inc. c1980 a231 cBK c1237d1237