APA

United States, . (2019). Agricultural research: perspectives on past and future successes for the 2018 farm bill : hearing before the Committee on Agriculture, Nutrition, and Forestry, United States Senate, One Hundred Fifteenth Congress, first session, June 15, 2017. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2019. Agricultural research: perspectives on past and future successes for the 2018 farm bill : hearing before the Committee on Agriculture, Nutrition, and Forestry, United States Senate, One Hundred Fifteenth Congress, first session, June 15, 2017. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2019). Agricultural research: perspectives on past and future successes for the 2018 farm bill : hearing before the Committee on Agriculture, Nutrition, and Forestry, United States Senate, One Hundred Fifteenth Congress, first session, June 15, 2017. Washington: U.S. Government Publishing Office.

MLA

United States, . Agricultural research: perspectives on past and future successes for the 2018 farm bill : hearing before the Committee on Agriculture, Nutrition, and Forestry, United States Senate, One Hundred Fifteenth Congress, first session, June 15, 2017. Washington: U.S. Government Publishing Office. 2019.