APA (7th ed.) Citation

United States. Post Office Department & ProQuest (Firm). (1864). Overland mail. Letter from the Postmaster General, in answer to a resolution of the House of Representatives, of the 16th instant, in relation to bids for carrying the overland mail. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Post Office Department and ProQuest (Firm). Overland Mail. Letter from the Postmaster General, in Answer to a Resolution of the House of Representatives, of the 16th Instant, in Relation to Bids for Carrying the Overland Mail. Washington: [publisher not identified], 1864.

MLA (9th ed.) Citation

United States. Post Office Department and ProQuest (Firm). Overland Mail. Letter from the Postmaster General, in Answer to a Resolution of the House of Representatives, of the 16th Instant, in Relation to Bids for Carrying the Overland Mail. [publisher not identified], 1864.