United States. Post Office Department. (1917). Title 9 of Postal laws and regulations relating to Postal Savings System as amended, followed by Postal Savings Act and amendments. GPO.
Chicago Style (17th ed.) CitationUnited States. Post Office Department. Title 9 of Postal Laws and Regulations Relating to Postal Savings System as Amended, Followed by Postal Savings Act and Amendments. [Washington]: GPO, 1917.
MLA (9th ed.) CitationUnited States. Post Office Department. Title 9 of Postal Laws and Regulations Relating to Postal Savings System as Amended, Followed by Postal Savings Act and Amendments. GPO, 1917.
Warning: These citations may not always be 100% accurate.