TY  - BOOK
ED  - United States.
ED  - Federal Highway Administration
ED  - Office of Research And Development
TI  - Guidelines for selecting a small highway sign support system
U1  - 363.125 
PY  - 1979///
CY  - Washington, D.C.
PB  - United States Government Printing Office
KW  - Highway safety
KW  - Federal highway system
ER  -