TY  - BOOK
AU  - Everitt,W.L.
AU  - Anner,G.E.
TI  - Communication engineering
U1  - 621.38 
PY  - 1956///
CY  - New York
PB  - McGraw-Hill
KW  - Telecommunication
KW  - Electric networks
N1  - Includes index
ER  -