TY  - BOOK
AU  - Powers,John P.
TI  - An introduction to fiber optic systems
SN  - 0256204144
U1  - 621.38275 
PY  - 1997///
CY  - Chicago
PB  - Irwin
KW  - Optical communications--
KW  - Fiber optics
N1  - Includes bibliographical references and index
ER  -