APA

United States, . (2019). Benign by design: innovations in sustainable chemistry : hearing before the Subcommittee on Research and Technology, Committee on Science, Space, and Technology, House of Representatives, One Hundred Sixteenth Congress, first session, July 25, 2019. Washington: U.S. Government Publishing Office.

Chicago

United States, . 2019. Benign by design: innovations in sustainable chemistry : hearing before the Subcommittee on Research and Technology, Committee on Science, Space, and Technology, House of Representatives, One Hundred Sixteenth Congress, first session, July 25, 2019. Washington: U.S. Government Publishing Office.

Harvard

United States, . (2019). Benign by design: innovations in sustainable chemistry : hearing before the Subcommittee on Research and Technology, Committee on Science, Space, and Technology, House of Representatives, One Hundred Sixteenth Congress, first session, July 25, 2019. Washington: U.S. Government Publishing Office.

MLA

United States, . Benign by design: innovations in sustainable chemistry : hearing before the Subcommittee on Research and Technology, Committee on Science, Space, and Technology, House of Representatives, One Hundred Sixteenth Congress, first session, July 25, 2019. Washington: U.S. Government Publishing Office. 2019.