APA

Transportation Research Record nr 594, . (1976). Photogrammetry, water quality, safety appurtenances, and shoulder design. Washington DC: Transportation Research Record nr 594.

Chicago

Transportation Research Record nr 594, . 1976. Photogrammetry, water quality, safety appurtenances, and shoulder design. Washington DC: Transportation Research Record nr 594.

Harvard

Transportation Research Record nr 594, . (1976). Photogrammetry, water quality, safety appurtenances, and shoulder design. Washington DC: Transportation Research Record nr 594.

MLA

Transportation Research Record nr 594, . Photogrammetry, water quality, safety appurtenances, and shoulder design. Washington DC: Transportation Research Record nr 594. 1976.