APA

United States, . (2018). An Act to Amend the Harmonized Tariff Schedule of the United States to Modify Temporarily Certain Rates of Duty. [Washington, D.C.]: [U.S. Government Publishing Office].

Chicago

United States, . 2018. An Act to Amend the Harmonized Tariff Schedule of the United States to Modify Temporarily Certain Rates of Duty. [Washington, D.C.]: [U.S. Government Publishing Office].

Harvard

United States, . (2018). An Act to Amend the Harmonized Tariff Schedule of the United States to Modify Temporarily Certain Rates of Duty. [Washington, D.C.]: [U.S. Government Publishing Office].

MLA

United States, . An Act to Amend the Harmonized Tariff Schedule of the United States to Modify Temporarily Certain Rates of Duty. [Washington, D.C.]: [U.S. Government Publishing Office]. 2018.