APA (7th ed.) Citation

United States. Federal Highway Administration. Office of Asset Management. (2007). Culvert management systems: Alabama, Maryland, Minnesota, and Shelby County. Federal Highway Administration, Office of Asset Management.

Chicago Style (17th ed.) Citation

United States. Federal Highway Administration. Office of Asset Management. Culvert Management Systems: Alabama, Maryland, Minnesota, and Shelby County. Washington, DC: Federal Highway Administration, Office of Asset Management, 2007.

MLA (9th ed.) Citation

United States. Federal Highway Administration. Office of Asset Management. Culvert Management Systems: Alabama, Maryland, Minnesota, and Shelby County. Federal Highway Administration, Office of Asset Management, 2007.