000 00274nam a2200109Ia 4500
008 170501s9999 xx 000 0 und d
100 _a"CARPENTER, T."
245 _aCCNA CISCO CERTIFIED NETWORK ASSOCIATE VOICE
250 _a-
260 _b"TATA MACGRAW HILL,"
_a-
_c2010
300 _a579
440 _n-
999 _c25506
_d25506