000 00546nam a2200181Ia 4500
003 GCL
008 140319s9999 xx 000 0 eng d
040 _aGCL /
_cGCL
082 0 4 _a651.8
_bM N
100 1 _aKEEN, PETER GR.W.
245 1 0 _aNETWORKS IN ACTION: BUSINESS CHOISES AND TELECOMMUNICATIONS /
_cKEEN, PETER GR.W.
260 _a[S.N] :
_bWADSUARTH PUBBISINT COMPANY ،
_c1994
300 _a741
650 0 4 _aTELECOMMUNICATION - SYSTEMS
650 0 4 _aBUSINESS, COMMUNICATION SYSTEM
650 0 4 _aCOMPUTER - NETWORKS
942 _2ddc
_cBK
999 _c22944
_d22944