United States. Post Office Department. (1922). Rules and regulations for accounting, Government-owned motor vehicle service. GPO.
Chicago Style (17th ed.) CitationUnited States. Post Office Department. Rules and Regulations for Accounting, Government-owned Motor Vehicle Service. [Washington]: GPO, 1922.
MLA (9th ed.) CitationUnited States. Post Office Department. Rules and Regulations for Accounting, Government-owned Motor Vehicle Service. GPO, 1922.
Warning: These citations may not always be 100% accurate.