000 00272nam a2200109Ia 4500
008 190907s9999||||xx |||||||||||||| ||und||
100 _aBehrouz , Forouzan
245 0 _aData Communications And Networking
260 _aUSA
_bEducation InC
_c1998
300 _a714
942 _cBK
999 _c6305
_d6305