APA

Transportation Research Record nr 621-624, . (1977). Skid prevention conference. International. 2. Columbus, Ohio, 1977. Proceedings. Washington DC: Transportation Research Record nr 621-624.

Chicago

Transportation Research Record nr 621-624, . 1977. Skid prevention conference. International. 2. Columbus, Ohio, 1977. Proceedings. Washington DC: Transportation Research Record nr 621-624.

Harvard

Transportation Research Record nr 621-624, . (1977). Skid prevention conference. International. 2. Columbus, Ohio, 1977. Proceedings. Washington DC: Transportation Research Record nr 621-624.

MLA

Transportation Research Record nr 621-624, . Skid prevention conference. International. 2. Columbus, Ohio, 1977. Proceedings. Washington DC: Transportation Research Record nr 621-624. 1977.