00297nam a2200109Ia 4500008004100000040002500041082001400066100002700080245003300107260003900140300000800179230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a651.3 At8  aAttridge, Catherine M. 0aOffice procedures in action   bMcGraw-Hill Ryerson Limited c1976  a124