APA

United States, . (1972). Energy research policy alternatives: hearing, 92d Congress, 2d session pursuant to S. Res. 45, national fuels and energy policy study on existing federal energy research and development policies and future technological options, June 7, 1972. [Washington, D.C.]: .

Chicago

United States, . 1972. Energy research policy alternatives: hearing, 92d Congress, 2d session pursuant to S. Res. 45, national fuels and energy policy study on existing federal energy research and development policies and future technological options, June 7, 1972. [Washington, D.C.]: .

Harvard

United States, . (1972). Energy research policy alternatives: hearing, 92d Congress, 2d session pursuant to S. Res. 45, national fuels and energy policy study on existing federal energy research and development policies and future technological options, June 7, 1972. [Washington, D.C.]: .

MLA

United States, . Energy research policy alternatives: hearing, 92d Congress, 2d session pursuant to S. Res. 45, national fuels and energy policy study on existing federal energy research and development policies and future technological options, June 7, 1972. [Washington, D.C.]: . 1972.