00293nam a2200109Ia 4500008004100000040002500041082001500066100003200081245002600113260003600139300000800175230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a651.75 P22  aParkhurst, Charles Chandler 0aEnglish for business   bNational Book Store, Inc.c1963  a423