000 00274nam a2200121Ia 4500
008 221030s9999 xx 000 0 und d
041 _aEnglish
082 _a105.23
_bBE
245 0 _aWireless Digital Communications
_bFLOPPY
260 _c2002
650 _aBook
942 _cCD
999 _c2845
_d2845