SALTER, R. (1989). Highway Traffic Analysis And Design / R.j. Salter. Macmillan.
Lua i Stíl Chicago (17ú heag.)SALTER, R.J. Highway Traffic Analysis And Design / R.j. Salter. Macmillan, 1989.
Lua MLA (8ú heag.)SALTER, R.J. Highway Traffic Analysis And Design / R.j. Salter. Macmillan, 1989.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.