TY  - BOOK
AU  - CARLSON AND ETC
TI  - COMMUNICATION SYSTEMS : AN INTRODUCTION TO SIGNALS AND NOISE IN ELECTRICAL COMMUNICATION
SN  - 0-07-121028-8
U1  - 621.382 CAR 
PY  - 2002///
PB  - MC GRAW HILL
N1  - 850
ER  -