TY  - BOOK
AU  - Heiserman, David L.
TI  - Principles of electronic communication systems: laboratory manual 
SN  - 0072943157
U1  - FOR 621.382 H365e 2004 
PY  - 2004///
CY  - New York
PB  - Glencoe McGraw-Hill
KW  - Telecommunication
KW  - Handbooks, manuals, etc.
ER  -