APA

(1968). Standard plans for highway bridges. Washington: U.S. Department of Transportation, Federal Highway Administration, Bureau of Public Roads.

Chicago

1968. Standard plans for highway bridges. Washington: U.S. Department of Transportation, Federal Highway Administration, Bureau of Public Roads.

Harvard

(1968). Standard plans for highway bridges. Washington: U.S. Department of Transportation, Federal Highway Administration, Bureau of Public Roads.

MLA

Standard plans for highway bridges. Washington: U.S. Department of Transportation, Federal Highway Administration, Bureau of Public Roads. 1968.