Economics of natural gas deregulation : hearings before the Joint Economic Committee, Congress of the United States, Ninety-eighth Congress, first session, February 7 and April 15, 1983 (S. hrg. ; 98-180)
Economics of natural gas deregulation : hearings before the Joint Economic Committee, Congress of the United States, Ninety-eighth Congress, first session, February 7 and April 15, 1983