APA (7. basım) Alıntı

Não informado. (1990). Highway research abstracts. National Research Council, Transportation Research Board.

Chicago Style (17. basım) Atıf

Não informado. Highway Research Abstracts. Washington: National Research Council, Transportation Research Board, 1990.

MLA (8th ed.) Atıf

Não informado. Highway Research Abstracts. National Research Council, Transportation Research Board, 1990.

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