United States. Congress. House, ProQuest (Firm), & United States. Congress. Joint Select Committee on Disposition of Useless Papers in the Executive Departments. (1939). Disposition of records of Post Office Department in Custody of National Archives. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House, ProQuest (Firm), and United States. Congress. Joint Select Committee on Disposition of Useless Papers in the Executive Departments. Disposition of Records of Post Office Department in Custody of National Archives. Washington: [publisher not identified], 1939.
MLA (9th ed.) CitationUnited States. Congress. House, et al. Disposition of Records of Post Office Department in Custody of National Archives. [publisher not identified], 1939.