TY  - BOOK
ED  - National Research Council (U.S.).
ED  - National Cooperative Highway Research Program.
TI  - Radio spectrum frequency management
T2  - National Cooperative Highway Research Program. Synthesis of highway practice, 13
SN  - 0309020166
AV  - HE8698 .N35
U1  - 621.38417 
PY  - 1972///
CY  - [Washington]
KW  - Radio frequency allocation
KW  - United States
KW  - Highway communications
N1  - "Project 20-5 FY '72."; Includes bibliographical references
ER  -