TY  - BOOK
AU  - Saba,Farhad
AU  - Twitchell,David
TI  - Integrated services digital networks: how it can be used for distance education 
AV  - TK5103.75 S32
PY  - 1996///
CY  - San Diego, Calif.
PB  - San Diego State University
N1  - EDTEC 650 Distance Education : Selected Readings; Incluye bibliografia
ER  -