APA (7th ed.) Citation

United States. Postmaster General. (1932). Redemption of stamped envelopes with affixed stamps. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Postmaster General. Redemption of Stamped Envelopes with Affixed Stamps. Washington: U.S. GPO, 1932.

MLA (9th ed.) Citation

United States. Postmaster General. Redemption of Stamped Envelopes with Affixed Stamps. U.S. GPO, 1932.

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