00303nam a2200097Ia 4500008004100000040002500041082001700066100003800083245003200121260005200153230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a 031 W89 V18  aJones, J. Morris, editor in chief 4aThe world book encyclopedia  bField Enterprices Educational Corporationc1959