Cita APA (7th ed.)

Hall, D. H., Grubb, M. A., & Yoo, C. H. (1998). Improved design specifications for horizontally curved steel girder highway bridges. Transportation Research Board/National Academy Press.

Cita Chicago (17th ed.)

Hall, Dann H., Michael A. Grubb, i Chai Hong Yoo. Improved Design Specifications for Horizontally Curved Steel Girder Highway Bridges. Washington, DC: Transportation Research Board/National Academy Press, 1998.

Cita MLA (9th ed.)

Hall, Dann H., et al. Improved Design Specifications for Horizontally Curved Steel Girder Highway Bridges. Transportation Research Board/National Academy Press, 1998.