Wohl, M. (1967). Traffic System Analysis For Engineers And Planners Martin Wohl And Brian V. Martin. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Wohl, Martin. Traffic System Analysis For Engineers And Planners Martin Wohl And Brian V. Martin. McGraw-Hill, 1967.
Lua MLA (8ú heag.)Wohl, Martin. Traffic System Analysis For Engineers And Planners Martin Wohl And Brian V. Martin. McGraw-Hill, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.