000 00544nam a22002177a 4500
003 OSt
005 20250130042810.0
008 201203b ||||| |||| 00| 0 eng d
020 _a9780078281334
040 _cDLC
041 _aEnglish
082 _220th
_a621.382
_bHEL
100 _aHeiserman, D. L.
_9168
245 _aPrinciples of Electronics Communication Systems
250 _a2nd
260 _aNew York
_bMcGraw -Hill
_c2004
300 _aviii, 342p
563 _aPaperback
650 _2Communication Engineering
942 _2ddc
_cBK
999 _c321
_d305