APA (7th ed.) Citation

United States. Postmaster General. (1923). Improper placement of name and address of senders on backs of envelopes. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Postmaster General. Improper Placement of Name and Address of Senders on Backs of Envelopes. Washington: [publisher not identified], 1923.

MLA (9th ed.) Citation

United States. Postmaster General. Improper Placement of Name and Address of Senders on Backs of Envelopes. [publisher not identified], 1923.

Warning: These citations may not always be 100% accurate.