Hopkins, Gerald L.
(The) ISDN literacy book / Gerald L. Hopkins. - Addison-Wesley 1995.
6899
Integrated services digital networks.
TK5103.75 / Hop.
(The) ISDN literacy book / Gerald L. Hopkins. - Addison-Wesley 1995.
6899
Integrated services digital networks.
TK5103.75 / Hop.