APA (7th ed.) Citation

(1919). Trade of U.S. with world, 1917-1918: Part 1. Imports; imports of merchandise into U.S. by countries and principal articles during years ending June 30, 1917 and 1918. GPO.

Chicago Style (17th ed.) Citation

Trade of U.S. with World, 1917-1918: Part 1. Imports; Imports of Merchandise into U.S. by Countries and Principal Articles During Years Ending June 30, 1917 and 1918. [Washington]: GPO, 1919.

MLA (9th ed.) Citation

Trade of U.S. with World, 1917-1918: Part 1. Imports; Imports of Merchandise into U.S. by Countries and Principal Articles During Years Ending June 30, 1917 and 1918. GPO, 1919.