TY  - BOOK
AU  - De France,J.J.
TI  - Communications electronics circuits
SN  - 0030831393
AV  - TK5103 .D4 1972
U1  - 621.38 
PY  - 1972///]
CY  - San Francisco
PB  - Rinehart Press
KW  - Telecommunication
KW  - Equipment and supplies
KW  - Electronic circuits
N1  - Includes bibliographical references
UR  - http://www.archive.org/details/communicationsel00defr
UR  - http://www.openlibrary.org/books/OL5761647M
ER  -