000 00556cam a2200181 a 4500
999 _c35211
_d35211
008 900829s1991 paua 001 0 eng
020 _a9788120348646
100 1 _aGUPTA, Prakash C.
245 1 0 _aData communications and computer networks /
_cPrakash C. Gupta.
250 _a2nd ed.
260 _aDelhi :
_bPHI Learning Private Limited,
_cc2014.
300 _axxvii, 848 p. :
_bill. ;
500 _aIncludes index.
650 0 _aComputer networks.
_92083
650 0 _aData transmission systems.
_97837
942 _cBK
050 0 0 _aTK5105.5
_b.C487 1990