000 00355nam a22001217a 4500
100 _aFrenzel, Louis E
_95050
245 _aPrinciples of Electronic Communication Systems
250 _a4 Ed.
260 _bMGH
_c2016
300 _a945p.
856 _uhttp://opac.dbit.in/cgi-bin/koha/opac-retrieve-file.pl?id=4581b65c01e70ef35e9abbe82c6aa8e1
942 _cE-BOOK
999 _c9072
_d9072