USA. Congress. House of Representatives. Committee on Energy and Commerce. Subcommittee on Energy and Power
100. Congr. (1987/88)-103. Congr. (1993/94) ; 112. Congr. (2011/12)-114. Congr. (2015/2016)
100. Congr. (1987/88)-103. Congr. (1993/94) ; 112. Congr. (2011/12)-114. Congr. (2015/2016)