APA

United States, . (1959). Preservation of domestic fluorspar industry: hearings before Subcommittee on Minerals, Materials, and Fuels, 86th Congress, 1st session, on S. 1285, Apr. 7-14, 1959. [Washington, D.C.]: .

Chicago

United States, . 1959. Preservation of domestic fluorspar industry: hearings before Subcommittee on Minerals, Materials, and Fuels, 86th Congress, 1st session, on S. 1285, Apr. 7-14, 1959. [Washington, D.C.]: .

Harvard

United States, . (1959). Preservation of domestic fluorspar industry: hearings before Subcommittee on Minerals, Materials, and Fuels, 86th Congress, 1st session, on S. 1285, Apr. 7-14, 1959. [Washington, D.C.]: .

MLA

United States, . Preservation of domestic fluorspar industry: hearings before Subcommittee on Minerals, Materials, and Fuels, 86th Congress, 1st session, on S. 1285, Apr. 7-14, 1959. [Washington, D.C.]: . 1959.