APA (7th ed.) Citation

United States. Department of the Treasury. (1916). Signal tests and standards of proficiency and expertness. GPO.

Chicago Style (17th ed.) Citation

United States. Department of the Treasury. Signal Tests and Standards of Proficiency and Expertness. [Washington]: GPO, 1916.

MLA (9th ed.) Citation

United States. Department of the Treasury. Signal Tests and Standards of Proficiency and Expertness. GPO, 1916.

Warning: These citations may not always be 100% accurate.