000 00298nam a2200109Ia 4500
008 230901s9999 xx 000 0 eng d
100 _aYallo (Michael A)
245 0 _aComputer Communication and Networking Technologies
250 _a1
260 _bDelhi Cengage publication
942 _2ddc
_cSCIENCE
999 _c18218
_d18218