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005 20101210105616.0
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100   $a20020821d1982----km-y0itay50------ba
101 0 $aeng
105   $aa-------001yy
200 1 $aDigital telephony$fJohn C. Bellamy
210   $aNew York$cWiley & sons$dc1982
215   $a519 p.$cill.$d23 cm
610 0 $aComunicazioni digitali
610 0 $aSistemi di comunicazione digitale
610 0 $aModulazione digitale
610 0 $aTelefoni elettronici
610 0 $aCommutazione telefonica
676   $a621.385
700  1$aBellamy,$bJohn$f<1941- >$05384
801  0$aIT$bUNINA$gRICA$2UNIMARC
901   $aBK
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952   $a13 C 06 21$b4280$fFINBC
952   $a10 E II 357$bL/7 CNR$fDINEL
959   $aDINEL
959   $aFINBC
996   $aDigital telephony$9331131
997   $aUNINA