WALLACE, H. A. (1967). Asphalt Pavement Engineering `hugh A. Wallace And J. Rogers Martin. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)WALLACE, Hugh A. Asphalt Pavement Engineering `hugh A. Wallace And J. Rogers Martin. McGraw-Hill, 1967.
Lua MLA (8ú heag.)WALLACE, Hugh A. Asphalt Pavement Engineering `hugh A. Wallace And J. Rogers Martin. McGraw-Hill, 1967.
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