000 00319nam a2200121Ia 4500
008 190722s9999 xx 000 0 und d
020 _a978-93-325-4952-4
100 _aUyless Black
245 0 _aComputer Network Protocols. Standards and Interface
260 _aNew Delhi
_bPearson Edu.
_c2015
300 _a436
942 _cBK
999 _c44
_d44