APA-referens (7:e uppl.)

National Research Council (U.S.). Highway Research Board. (1973). Environmental considerations in planning, design, and construction. Highway Research Board.

Chicago-referens (17:e uppl.)

National Research Council (U.S.). Highway Research Board. Environmental Considerations in Planning, Design, and Construction. Washington: Highway Research Board, 1973.

MLA-referens (9:e uppl.)

National Research Council (U.S.). Highway Research Board. Environmental Considerations in Planning, Design, and Construction. Highway Research Board, 1973.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.