Fulford, J. M. (1998). User's guide to the U.S. Geological Survey Culvert Analysis Program, version 97-08 (Version 97-08.). U.S. Department of the Interior, U.S. Geological Survey.
Chicago Style (17th ed.) CitationFulford, Janice M. User's Guide to the U.S. Geological Survey Culvert Analysis Program, Version 97-08. Version 97-08. Stennis Space Center, Mississippi: U.S. Department of the Interior, U.S. Geological Survey, 1998.
MLA (9th ed.) CitationFulford, Janice M. User's Guide to the U.S. Geological Survey Culvert Analysis Program, Version 97-08. Version 97-08. U.S. Department of the Interior, U.S. Geological Survey, 1998.
Warning: These citations may not always be 100% accurate.