000 00259nam a2200097Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aSHISHODIA (Y S)
245 0 _aDATA COMMUNICATION AND COMPUTER NETWORK
260 _bUNIVERSITY BOOK HOUSE
942 _2ddc
_cBTECH
999 _c5852
_d5852