000 00239nam a2200097 4500
080 _a681.324
_bELA.01
245 _aNetwork Communication Technology
100 _aElahi, Ata
260 _aU.K
_bDelmar Thomson learning
_c2001
300 _axv+351p
020 _a981-240-355-8
999 _c36987
_d36987