00288nam a2200109Ia 4500008004100000040002500041082001300066100003000079245002500109260003600134300000800170230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a 160 B32  aBauzon , Priscilliano T.  0aLogic for Filipinos   bNational Book Store, Inc.c1994  a213