APA
Transportation Research Record nr 561, . (1976). Transportation energy conservation and demand. Washington DC: Transportation Research Record nr 561.
Chicago
Transportation Research Record nr 561, . 1976. Transportation energy conservation and demand. Washington DC: Transportation Research Record nr 561.
Harvard
Transportation Research Record nr 561, . (1976). Transportation energy conservation and demand. Washington DC: Transportation Research Record nr 561.
MLA
Transportation Research Record nr 561, . Transportation energy conservation and demand. Washington DC: Transportation Research Record nr 561. 1976.