TY  - BOOK
AU  - Fraser,W.
ED  - English Language Book Society
TI  - Telecommunications: an introductory textbook for engineering students 
SN  - 035603772X
PY  - 1970/// ; 1978 reprint
CY  - London
PB  - English Language Book Society, Macdonald and Jane's
KW  - Telecommunication
ER  -