TY  - BOOK
AU  - Everitt,W.L.
AU  - Anner,G.C.
TI  - Communication engineering
U1  - 621.38 
PY  - 1956///
CY  - New York
PB  - Mc Graw-Hill
KW  - Telecommunication systems
KW  - Electronic systems
KW  - Computer networks
N1  - Includes index
ER  -