1. ISDN, das diensteintegrierende digitale Nachrichtennetz. English,ISDN, the integrated services digital network :concepts, methods, systems
Author: Peter Bocker, in collaboration with G. Arndt ... [et al.]&
Library: Central Library and Information Center of Shahed University (Tehran)
Subject: Integrated services digital networks
Classification :
TK
،
5103
.
7
،.
B6313
،
1988
