TY  - BOOK
AU  - Bigelow,Stephen J.
AU  - Bigelow,Stephen J.
TI  - Understanding telephone electronics / 
SN  - 0750699442
AV  - TK6162 .U53 1997
U1  - 621.385 21
PY  - 1997///
CY  - Boston
PB  - Newnes
KW  - Telephone
N1  - Includes Glossary and Index
ER  -