United States. Mississippi River Commission. (1931). Hydraulic studies of proposed dam numbers 37, Ohio River. St. Louis.
Chicago Style (17th ed.) CitationUnited States. Mississippi River Commission. Hydraulic Studies of Proposed Dam Numbers 37, Ohio River. [Washington]: St. Louis, 1931.
MLA (9th ed.) CitationUnited States. Mississippi River Commission. Hydraulic Studies of Proposed Dam Numbers 37, Ohio River. St. Louis, 1931.
Warning: These citations may not always be 100% accurate.