National Cooperative Highway Research Program, Rasmussen, R. O., & Rozycki, D. K. (2004). Thin and ultra-thin whitetopping: A synthesis of highway practice. Transportation Research Board.
Chicago-referens (17:e uppl.)National Cooperative Highway Research Program, Robert Otto Rasmussen, och Dan K. Rozycki. Thin and Ultra-thin Whitetopping: A Synthesis of Highway Practice. Washington, D.C: Transportation Research Board, 2004.
MLA-referens (9:e uppl.)National Cooperative Highway Research Program, et al. Thin and Ultra-thin Whitetopping: A Synthesis of Highway Practice. Transportation Research Board, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.