TY  - BOOK
AU  - Kraft,Walter H.
ED  - National Research Council (U.S.). Transportation Research Board.
ED  - National Cooperative Highway Research Program.
TI  - Traffic signal control systems maintenance management pratices
AV  - TE228 .K72 1997
U1  - 625.7940288 21
PY  - 1997///
CY  - Washington, D.C.
PB  - National Academy Press
KW  - Electronic traffic controls
KW  - Maintenance and repair
KW  - Management
N1  - "Transportation Research Board, National Research Council."; At head of title: National Cooperative Highway Research Program; Includes bibliographical references
ER  -