United States. Army. Corps of Engineers. Louisville District. (2014). Navigation charts: Ohio River, Louisville District, Cairo, Illinois to Foster, Kentucky (Revised March 2014.). Louisville, Ky.: The Corps.
Chicago Style CitationUnited States. Army. Corps of Engineers. Louisville District. Navigation Charts: Ohio River, Louisville District, Cairo, Illinois to Foster, Kentucky. Revised March 2014. Louisville, Ky.: The Corps, 2014.
MLA CitationUnited States. Army. Corps of Engineers. Louisville District. Navigation Charts: Ohio River, Louisville District, Cairo, Illinois to Foster, Kentucky. Revised March 2014. Louisville, Ky.: The Corps, 2014.
Warning: These citations may not always be 100% accurate.