APA (7th ed.) Citation

United States. Postmaster General. (1932). Internal revenue stamps, except documentary internal revenue stamps, not subject to registry surcharges. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Postmaster General. Internal Revenue Stamps, Except Documentary Internal Revenue Stamps, Not Subject to Registry Surcharges. Washington: U.S. GPO, 1932.

MLA (9th ed.) Citation

United States. Postmaster General. Internal Revenue Stamps, Except Documentary Internal Revenue Stamps, Not Subject to Registry Surcharges. U.S. GPO, 1932.