TY  - BOOK
AU  - Ziemer, R.E.
AU  - Tranter, W.H.
TI  - PRINCIPLES OF COMMUNICATIONS
SN  - 0 395 20603 0
U1  - 621.3811 
PY  - 1976///
CY  - 
PB  - Houghton Mifflin Company
ER  -