TY  - BOOK
AU  - Elsenpeter, Robert C
AU  - Velte, Toby J.
TI  - Optical networking :a beginner's guide 
SN  - 0072193980
U1  - 621.382/7 
PY  - 2002///
CY  - New York
PB  - McGraw-Hill/Osborne
ER  -