Gaya APA
Harms, P.L.. (1969).
Bumper-to-bumper collisions on the M4 motorway (Chiswick to Maidenhead) in 1966 and 1967 .
:
TRRL.
Gaya Chicago
Harms, P.L..
Bumper-to-bumper collisions on the M4 motorway (Chiswick to Maidenhead) in 1966 and 1967.
:
TRRL,
1969.
Chart.
Gaya MLA
Harms, P.L..
Bumper-to-bumper collisions on the M4 motorway (Chiswick to Maidenhead) in 1966 and 1967.
:
TRRL,
1969.
Chart.
Gaya Turabian
Harms, P.L..
Bumper-to-bumper collisions on the M4 motorway (Chiswick to Maidenhead) in 1966 and 1967.
:
TRRL,
1969.
Chart.