APA

Transportation Research Record nr 550, . (1975). Application of economic analysis to transportation problems. Washington DC: Transportation Research Record nr 550.

Chicago

Transportation Research Record nr 550, . 1975. Application of economic analysis to transportation problems. Washington DC: Transportation Research Record nr 550.

Harvard

Transportation Research Record nr 550, . (1975). Application of economic analysis to transportation problems. Washington DC: Transportation Research Record nr 550.

MLA

Transportation Research Record nr 550, . Application of economic analysis to transportation problems. Washington DC: Transportation Research Record nr 550. 1975.