000 | 00361pam a2200157a 44500 | ||
---|---|---|---|
008 | 230515b2001 xxu||||| |||| 00| 0 eng d | ||
020 | _aNULL | ||
041 | _aENGLISH | ||
082 | _aN.D. | ||
100 | _aShay W.A. | ||
245 | _aUnderstanding Data Communication Networks | ||
250 | _a0 | ||
260 |
_aNULL _bBrooks / Cole _c2001 |
||
300 | _a711 | ||
650 | _aNULL | ||
999 |
_c584111 _d584111 |