00377nam a22001217a 450000500170000000800410001702000180005804000130007608200160008924501060010526000330021130000110024420190614112716.0190614b           ||||| |||| 00| 0 eng d  a9781138571365  cPK-LaUMT  a004.6bCOM-  aCommunication technology update and fundamentals /cedited by August E. Grant and Jennifer H. Meadows  aNew York :bRoutledge,c2018  a338 p.