00393nam a2200133Ia 4500008004100000020001800041040002500059082001900084100002800103245005500131250001700186260004600203300001000249240301s9999 xx 000 0 und d a9781138571365 aNORSU-BaycNORSU-Bay a621.382 G7671  aGrant, August ; et al.  0aCommunication Technology: Update and Fundamentals  a16th Edition bRoutledge Taylor and Francis Group c2018 a327p.