APA (7th ed.) Citation

United States. Postmaster General. (1921). Special clerks' ratio, allotments, assignments, and promotions. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Postmaster General. Special Clerks' Ratio, Allotments, Assignments, and Promotions. Washington: U.S. GPO, 1921.

MLA (9th ed.) Citation

United States. Postmaster General. Special Clerks' Ratio, Allotments, Assignments, and Promotions. U.S. GPO, 1921.

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