APA (7th ed.) Citation

United States. Post Office Department & ProQuest (Firm). (1862). Clerks and other persons employed in the Post Office Department. Letter from the Postmaster General, transmitting a list of clerks and other persons employed in the Post Office Department. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Post Office Department and ProQuest (Firm). Clerks and Other Persons Employed in the Post Office Department. Letter from the Postmaster General, Transmitting a List of Clerks and Other Persons Employed in the Post Office Department. Washington: [publisher not identified], 1862.

MLA (9th ed.) Citation

United States. Post Office Department and ProQuest (Firm). Clerks and Other Persons Employed in the Post Office Department. Letter from the Postmaster General, Transmitting a List of Clerks and Other Persons Employed in the Post Office Department. [publisher not identified], 1862.