000 00304nam a2200121Ia 4500
008 241014s9999||||xx |||||||||||||| ||und||
020 _a978-0-07-0634145
100 _aForouzan Behrouz A
245 0 _aData Communications and Networking
250 _a4th
260 _bMcgraw hill
_c2006
942 _bDCOP
_cBK
999 _c2978
_d2978