APA

United States, . (1974). Natural Gas Pipeline Safety Act of 1968 Amendments: hearing before Subcommittee on Communications and Power, 93d Congress, 2d session, on H.R. 15205, June 13, 1974. [Washington, D.C.]: .

Chicago

United States, . 1974. Natural Gas Pipeline Safety Act of 1968 Amendments: hearing before Subcommittee on Communications and Power, 93d Congress, 2d session, on H.R. 15205, June 13, 1974. [Washington, D.C.]: .

Harvard

United States, . (1974). Natural Gas Pipeline Safety Act of 1968 Amendments: hearing before Subcommittee on Communications and Power, 93d Congress, 2d session, on H.R. 15205, June 13, 1974. [Washington, D.C.]: .

MLA

United States, . Natural Gas Pipeline Safety Act of 1968 Amendments: hearing before Subcommittee on Communications and Power, 93d Congress, 2d session, on H.R. 15205, June 13, 1974. [Washington, D.C.]: . 1974.