APA

United States, . (2018). American Discovery Trail Act: report (to accompany S. 1573) (including cost estimate of the Congressional Budget Office). [Washington, D.C.]: [U.S. Government Publishing Office].

Chicago

United States, . 2018. American Discovery Trail Act: report (to accompany S. 1573) (including cost estimate of the Congressional Budget Office). [Washington, D.C.]: [U.S. Government Publishing Office].

Harvard

United States, . (2018). American Discovery Trail Act: report (to accompany S. 1573) (including cost estimate of the Congressional Budget Office). [Washington, D.C.]: [U.S. Government Publishing Office].

MLA

United States, . American Discovery Trail Act: report (to accompany S. 1573) (including cost estimate of the Congressional Budget Office). [Washington, D.C.]: [U.S. Government Publishing Office]. 2018.