National Research Council (U.S.). Highway Research Board. (1958). Pavement performance: Methods for evaluation : presented at the Thirty-seventh Annual Meeting, January 6-10, 1958. Highway Research Board.
Παραπομπή σε μορφή Chicago (17η εκδ.)National Research Council (U.S.). Highway Research Board. Pavement Performance: Methods for Evaluation : Presented at the Thirty-seventh Annual Meeting, January 6-10, 1958. Washington: Highway Research Board, 1958.
Παραπομπή σε μορφή MLA (9th εκδ.)National Research Council (U.S.). Highway Research Board. Pavement Performance: Methods for Evaluation : Presented at the Thirty-seventh Annual Meeting, January 6-10, 1958. Highway Research Board, 1958.
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