United States. Office of Experiment Stations. (1911). Report on St. Francis Valley drainage project in northeastern Arkansas: Part 2. Bench marks. GPO.
Chicago Style (17th ed.) CitationUnited States. Office of Experiment Stations. Report on St. Francis Valley Drainage Project in Northeastern Arkansas: Part 2. Bench Marks. [Washington]: GPO, 1911.
MLA (9th ed.) CitationUnited States. Office of Experiment Stations. Report on St. Francis Valley Drainage Project in Northeastern Arkansas: Part 2. Bench Marks. GPO, 1911.
Warning: These citations may not always be 100% accurate.