000 | 00355nam a22001337a 4500 | ||
---|---|---|---|
999 |
_c1260 _d1260 |
||
008 | 191217b ||||| |||| 00| 0 eng d | ||
040 |
_cg _df |
||
082 |
_222 _a001.64 |
||
245 |
_aUnderstanding communications and networks _cWilliam A.Shay |
||
250 | _a3rd ed | ||
260 |
_aAustralia _bThompson _c2004 |
||
300 |
_axxv,766p _bill.; _c23cm |
||
942 |
_2ddc _cBK |