000 00299nam a2200121Ia 4500
008 200227s9999 xx 000 0 und d
020 _a9788131709306
100 _a"Tomasi , Wayne"
245 0 _aIntroduction To Data Communications & Networking
260 _bPearson
365 _b959/-
942 _cBK
999 _c6636
_d6636