Cita APA (7a ed.)

Annual report of the postmaster-general of the United States for the fiscal year ended june 30, 1880.

Cita Chicago Style (17a ed.)

Annual Report of the Postmaster-general of the United States for the Fiscal Year Ended June 30, 1880. Washington : government printing office, 1880.

Cita MLA (8a ed.)

Annual Report of the Postmaster-general of the United States for the Fiscal Year Ended June 30, 1880.