TY  - BOOK
AU  - Parsonson,Peter S.
TI  - Management of traffic signal maintenance
SN  - 0309038707 (pbk.) :
AV  - TE228 .P37 1984
U1  - 625.794 19
PY  - 1984///]
CY  - Washington, D.C.
PB  - Transportation Research Board, National Research Council
KW  - Traffic signs and signals
KW  - Maintenance and repair
KW  - Management
KW  - Electronic traffic controls
N1  - Bibliography: p. 62-63
ER  -