000 00262nam a2200097Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aDEB(N.N.)
245 0 _aTelecommunication.eng.line Digital & Radio Comm.
260 _bNEW AGE INTERNATIONAL
942 _2ddc
_cBTECH
999 _c6285
_d6285