Lay, M.G.
Handbook of road technology vol.2 : traffic and transport - New York Gordon and Breach 1986 - viii, p.317-712 : ill. - Transportation Studies vol.8 .
2881241603
HIGHWAY ENGINEERING
HIGHWAY TRAFFIC CONTROL
HIGHWAY SIGNS, SIGNALS AND MARKINGS
TRANSPORTATION-TRAFFIC CONTROL
625.7 / L3
Handbook of road technology vol.2 : traffic and transport - New York Gordon and Breach 1986 - viii, p.317-712 : ill. - Transportation Studies vol.8 .
2881241603
HIGHWAY ENGINEERING
HIGHWAY TRAFFIC CONTROL
HIGHWAY SIGNS, SIGNALS AND MARKINGS
TRANSPORTATION-TRAFFIC CONTROL
625.7 / L3