000 00351nam a2200157Ia 4500
001 8202
008 141107s9999 xx 000 0 und d
020 _a0-278 00082 7
100 _aDunlop J
245 _aTelecommunications Engineering
250 _a2
260 _aLondon
260 _bVan Nostrand Reinhold
260 _c1989
300 _a,;ill.
999 _c40084
_d40084