(1992). Pavement surface properties: Roughness, rutting, skid resistance, and surface distress. Transportation Research Board, National Research Council.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিPavement Surface Properties: Roughness, Rutting, Skid Resistance, and Surface Distress. Washington, D.C: Transportation Research Board, National Research Council, 1992.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিPavement Surface Properties: Roughness, Rutting, Skid Resistance, and Surface Distress. Transportation Research Board, National Research Council, 1992.
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