TY  - BOOK
AU  - Ramaswami, Rajiv Sivarajan, Kumar, N 
TI  - Optical networks: a practical perspective 
SN  - 81-7867-117-4 
U1  - 621.382 7 RAM  
PY  - 2002///
CY  - Harcourt india privet Ltd. 
PB  - San Francisco 
KW  - OPTICAL COMMUNICATION
ER  -