APA (7th ed.) Citation

United States. Postmaster General. (1923). Improper defacement of original address on undelivered mail by postal indorsements. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Postmaster General. Improper Defacement of Original Address on Undelivered Mail by Postal Indorsements. Washington: [publisher not identified], 1923.

MLA (9th ed.) Citation

United States. Postmaster General. Improper Defacement of Original Address on Undelivered Mail by Postal Indorsements. [publisher not identified], 1923.