TY  - BOOK
AU  - Gagliardi,Robert M.
AU  - Karp,Sherman
TI  - Optical communications / 
U1  - 621.380414 GAG 
PY  - 1976///
CY  - New York : 
PB  - Wiley, 
KW  - Optical communication
N1  -  Includes bibliographical references and index
ER  -