United States. Department of the Interior. (1918). Changes in method of preparing and transmitting monthly returns. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Department of the Interior. Changes in Method of Preparing and Transmitting Monthly Returns. [Washington]: [publisher not identified], 1918.
MLA (9th ed.) CitationUnited States. Department of the Interior. Changes in Method of Preparing and Transmitting Monthly Returns. [publisher not identified], 1918.
Warning: These citations may not always be 100% accurate.