APA-referens (7:e uppl.)
ebrary, Inc. (2002). Surface transportation environmental research: A long-term strategy. Transportation Research Board.
Chicago-referens (17:e uppl.)
ebrary, Inc. Surface Transportation Environmental Research: A Long-term Strategy. Washington, D.C.: Transportation Research Board, 2002.
MLA-referens (9:e uppl.)
ebrary, Inc. Surface Transportation Environmental Research: A Long-term Strategy. Transportation Research Board, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.