Gaya APA
Sumner, R.. (1979).
Speed control humps on residential roads .
:
TRRL.
Gaya Chicago
Sumner, R..
Speed control humps on residential roads.
:
TRRL,
1979.
Chart.
Gaya MLA
Sumner, R..
Speed control humps on residential roads.
:
TRRL,
1979.
Chart.
Gaya Turabian
Sumner, R..
Speed control humps on residential roads.
:
TRRL,
1979.
Chart.