TY  - BOOK
AU  - Black,Uyless
AU  - Waters,Sharleen
TI  - SONET AND T1
SN  - 9780130654168
U1  - 621.38275 
PY  - 2002///
CY  - 
PB  - Prentice Hall, New Jersey
KW  - Sonet (Data Transmission)
KW  - T1 (Telecommunication Line)
KW  - Digital Communications -- Standards
ER  -