APA

Transportation Research Record nr 571, . (1976). Utility facilities in transportation corridors. Washington DC: Transportation Research Record nr 571.

Chicago

Transportation Research Record nr 571, . 1976. Utility facilities in transportation corridors. Washington DC: Transportation Research Record nr 571.

Harvard

Transportation Research Record nr 571, . (1976). Utility facilities in transportation corridors. Washington DC: Transportation Research Record nr 571.

MLA

Transportation Research Record nr 571, . Utility facilities in transportation corridors. Washington DC: Transportation Research Record nr 571. 1976.