APA (7th ed.) Citation

United States. Postmaster General. (1924). Revised instructions for sending unregistered 1918 and 1919 war savings certificates to department. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Postmaster General. Revised Instructions for Sending Unregistered 1918 and 1919 War Savings Certificates to Department. Washington: [publisher not identified], 1924.

MLA (9th ed.) Citation

United States. Postmaster General. Revised Instructions for Sending Unregistered 1918 and 1919 War Savings Certificates to Department. [publisher not identified], 1924.