APA (7th ed.) Citation

United States. Postmaster General & Washington, G. (1932). Celebration of 200th anniversary of birth of George Washington. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Postmaster General and George Washington. Celebration of 200th Anniversary of Birth of George Washington. Washington: U.S. GPO, 1932.

MLA (9th ed.) Citation

United States. Postmaster General and George Washington. Celebration of 200th Anniversary of Birth of George Washington. U.S. GPO, 1932.

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