American Association of State Highway and Transportation Officials Task Force for Pavement Design. (1976). Guidelines for skid resistant pavement design. American Association of State Highway and Transportation Officials.
Παραπομπή σε μορφή Chicago (17η εκδ.)American Association of State Highway and Transportation Officials Task Force for Pavement Design. Guidelines for Skid Resistant Pavement Design. American Association of State Highway and Transportation Officials, 1976.
Παραπομπή σε μορφή MLA (8th εκδ.)American Association of State Highway and Transportation Officials Task Force for Pavement Design. Guidelines for Skid Resistant Pavement Design. American Association of State Highway and Transportation Officials, 1976.
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