United States Tariff Commission. (1922). Tariff information surveys on articles in paragraphs 123, 124, and 125 of Tariff Act of 1913 and related articles in other paragraphs: Iron castings, nuts, washers, bolts, hinges, spiral nut locks and lock washers, rivets, studs, and steel points. GPO.
Chicago Style (17th ed.) CitationUnited States Tariff Commission. Tariff Information Surveys on Articles in Paragraphs 123, 124, and 125 of Tariff Act of 1913 and Related Articles in Other Paragraphs: Iron Castings, Nuts, Washers, Bolts, Hinges, Spiral Nut Locks and Lock Washers, Rivets, Studs, and Steel Points. [Washington]: GPO, 1922.
MLA (9th ed.) CitationUnited States Tariff Commission. Tariff Information Surveys on Articles in Paragraphs 123, 124, and 125 of Tariff Act of 1913 and Related Articles in Other Paragraphs: Iron Castings, Nuts, Washers, Bolts, Hinges, Spiral Nut Locks and Lock Washers, Rivets, Studs, and Steel Points. GPO, 1922.