TY  - BOOK
AU  - Frenzel, Louis E.
TI  - Principles of electronic communication systems
SN  - 9780073107042
U1  - 621.382 
PY  - 2008///
CY  - Boston
PB  - McGraw-Hill, 
KW  - Telecommunication
KW  - Textbooks.
KW  -  Wireless communication systems
KW  - Textbooks
ER  -