000 00948nam a2200253 a 4500
001 12368016
008 101004r2002 maua b 001 0 eng d
010 _a 2001089583
020 _a0672322161 (alk. paper)
020 _a9788131708729
040 _aDLC
_cDLC
_dDLC
_dBD-DhAAL
082 0 0 _a004.6
_221
100 1 _aHeld, Gilbert,
_d1943-
245 1 0 _aUnderstanding data communications /
_cGilbert Held.
250 _a7th ed.
260 _aBoston :
_bAddison-Wesley, ;
_aNew Delhi :
_bPearson Education,
_cc2002.[Reprinted]
300 _axv, 765 p. :
_bill. ;
_c23 cm.
504 _aIncludes bibliographical references and index.
650 0 _aData transmission systems.
650 0 _aComputer networks.
999 _c9623
_d9623
952 _w2010-10-04
_p3010021126
_r2010-10-04
_40
_00
_bBRACUL
_10
_o004.6 HEL 2002
_d2010-10-04
_t1
_70
_cGEN
_2ddc
_g798.75
_yBK
_aBRACUL