Gaya APA
Sheppard, D.. (1968).
The 1967 drink and driving campaign: a survey among drivers .
:
TRRL.
Gaya Chicago
Sheppard, D..
The 1967 drink and driving campaign: a survey among drivers.
:
TRRL,
1968.
Chart.
Gaya MLA
Sheppard, D..
The 1967 drink and driving campaign: a survey among drivers.
:
TRRL,
1968.
Chart.
Gaya Turabian
Sheppard, D..
The 1967 drink and driving campaign: a survey among drivers.
:
TRRL,
1968.
Chart.