United States. Post Office Department. (1932). General instructions to postmaster at newly established international money-order office. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Post Office Department. General Instructions to Postmaster at Newly Established International Money-order Office. Washington: U.S. GPO, 1932.
MLA (9th ed.) CitationUnited States. Post Office Department. General Instructions to Postmaster at Newly Established International Money-order Office. U.S. GPO, 1932.
Warning: These citations may not always be 100% accurate.