APA (7th ed.) Citation

United States. Postmaster General. (1929). Importance of proper addresses on mail for vacationists. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Postmaster General. Importance of Proper Addresses on Mail for Vacationists. Washington: U.S. GPO, 1929.

MLA (9th ed.) Citation

United States. Postmaster General. Importance of Proper Addresses on Mail for Vacationists. U.S. GPO, 1929.

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