Free, E. E. (1912). An investigation of the Otero Basin, N. Mex., for potash salts. [Govt. Print. Off].
Chicago Style (17th ed.) CitationFree, Edward Elway. An Investigation of the Otero Basin, N. Mex., for Potash Salts. [Washington]: [Govt. Print. Off], 1912.
MLA (9th ed.) CitationFree, Edward Elway. An Investigation of the Otero Basin, N. Mex., for Potash Salts. [Govt. Print. Off], 1912.
Warning: These citations may not always be 100% accurate.