APA
Transportation Research Board. Special report nr 172, . (1977). Transportation system management. Washington DC: Transportation Research Board. Special report nr 172.
Chicago
Transportation Research Board. Special report nr 172, . 1977. Transportation system management. Washington DC: Transportation Research Board. Special report nr 172.
Harvard
Transportation Research Board. Special report nr 172, . (1977). Transportation system management. Washington DC: Transportation Research Board. Special report nr 172.
MLA
Transportation Research Board. Special report nr 172, . Transportation system management. Washington DC: Transportation Research Board. Special report nr 172. 1977.