Tutorial : Digital Private Branch Exchanges
Coover, Edwin R.
Tutorial : Digital Private Branch Exchanges Edwin R. Coover - Washington D C IEEE Computer Society Press 1989 - ix;384p.
0818648295
HCL
--Tutorial-- and Digital Private Branch Exchange --, PBXs-- and Distributed architectures
621.387 COO
Tutorial : Digital Private Branch Exchanges Edwin R. Coover - Washington D C IEEE Computer Society Press 1989 - ix;384p.
0818648295
HCL
--Tutorial-- and Digital Private Branch Exchange --, PBXs-- and Distributed architectures
621.387 COO