APA (7th ed.) Citation

Barrett, R. S. (1918). Paper, paper products, and printing machinery in Argentina, Uruguay, and Paraguay. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Barrett, Robert S. Paper, Paper Products, and Printing Machinery in Argentina, Uruguay, and Paraguay. [Washington?]: U.S. Government Printing Office, 1918.

MLA (9th ed.) Citation

Barrett, Robert S. Paper, Paper Products, and Printing Machinery in Argentina, Uruguay, and Paraguay. U.S. Government Printing Office, 1918.