APA (7th ed.) Citation

United States. Postmaster General. (1925). Postal export declarations required for shipments by mail or parcel post to foreign countries and noncontiguous U.S. territory. U.S. GPO.

Chicago Style (17th ed.) Citation

United States. Postmaster General. Postal Export Declarations Required for Shipments by Mail or Parcel Post to Foreign Countries and Noncontiguous U.S. Territory. Washington: U.S. GPO, 1925.

MLA (9th ed.) Citation

United States. Postmaster General. Postal Export Declarations Required for Shipments by Mail or Parcel Post to Foreign Countries and Noncontiguous U.S. Territory. U.S. GPO, 1925.