000 00285nam a2200109la 4500
008 251226s9999 xx 000 0 und d
020 _a9789355320940
100 _aBehrouz A. Forouzan
245 0 _aData Communications and Networking
260 _aChennai
_bMcGraw Hill Education
942 _cBK
999 _c2753
_d2753