Telecommunications pocket book /
edited by T.L. Squires
- England: Newnes-Butherworth, 1970.
- vi, 144p. : ill. ; 19cm.
includes index
408000155
B-5559
Telecommunications
TK510.5 / .S68 1970
includes index
408000155
B-5559
Telecommunications
TK510.5 / .S68 1970