TY  - BOOK
AU  - Smale,PH
TI  - Telecommunication systems 1: a textbook covering the Level 1 syllabus of the Technician Education Council 
SN  - 0273011235
PY  - 1978///
CY  - London
PB  - Pitman Pub.
KW  - Telecommunication systems
N1  - Includes index
ER  -