00401nam a2200133Ia 4500003000600000005001700006008004100023020001800064040002500082082002400107100002200131245007800153260003600231NORSU20240815000843.0240215s9999    xx            000 0 und d  a971-08-0508-8  aNORSU-DumcNORSU-Dum  aFil 621.3845 N21 c1  aFerrer, Daniel C. 0aNational Telecommunication Commission Reviewer Radio Operator Examination  bNational Book Store, Inc.c1984