Program, N. R. C. S. H. R. (1993). Distress identification manual for the long term pavement performance project. Washington, DC : National Academy of Sciences.
Citação norma ChicagoProgram, National Research Council. Strategic Highway Research. Distress Identification Manual for the Long Term Pavement Performance Project. Washington, DC : National Academy of Sciences, 1993.
Citação norma MLAProgram, National Research Council. Strategic Highway Research. Distress Identification Manual for the Long Term Pavement Performance Project. Washington, DC : National Academy of Sciences, 1993.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.