Understanding telephone electronics/

Bigelow, Stephen J.

Understanding telephone electronics/ Stephen J. Bigelow, Joseph J. Carr, and Steve Winder. - 4rth ed. - Boston : Newnes, c2001. - xiv, 402 p. : ill. ; 24 cm.

Includes index.

0750699442 9780750671750 0750671750

97142162

621.385