Lua APA (7ú heag.)
O'Flaherty, C. A. (1997). Transport Planning and Traffic Engineering. Wiley; Elsivier.
Lua i Stíl Chicago (17ú heag.)
O'Flaherty, Coleman A. Transport Planning and Traffic Engineering. New York ; New Delhi: Wiley; Elsivier, 1997.
Lua MLA (9ú heag.)
O'Flaherty, Coleman A. Transport Planning and Traffic Engineering. Wiley; Elsivier, 1997.
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