APA

Transportation Research Board, . (1978). Small drainage structures. Washington DC: Transportation Technology Support for Developing Countries. Compendium 3.

Chicago

Transportation Research Board, . 1978. Small drainage structures. Washington DC: Transportation Technology Support for Developing Countries. Compendium 3.

Harvard

Transportation Research Board, . (1978). Small drainage structures. Washington DC: Transportation Technology Support for Developing Countries. Compendium 3.

MLA

Transportation Research Board, . Small drainage structures. Washington DC: Transportation Technology Support for Developing Countries. Compendium 3. 1978.