00722nam a2200217Ia 4500003000600000005001700006008004100023020001700064040002500081082001700106100001800123245005500141250001800196260002800214300002200242500005700264942001200321942001200333952014200345999001700487NORSU20240302004201.0240215s9999    xx            000 0 und d  a9-71861369-2  aNORSU-DumcNORSU-Dum  a004.6 H36 C1  aHeld, Gilbert 0aUnderstanding Data CommunicationscBy Gilbert Held  aThird Edition  bGlobal Publishingc1998  a368 pages, 22 cm.  aincludes glossary, bibliographic references & index.  cBK2ddc  2ddccBK  00102ddc4070aNORSU-DumbNORSU-DumcCIRCd2024-02-15i17615l0oCirc. 004.6 H36 C1pNORSU000020485r2024-02-15tCopy 1w2024-02-15yBK  c16545d16545