... its ways. Legal responsibility for achieving the standards is placed on the States which have devised implementation plans ; that is, strategies of regulation to achieve the standards. To date, these plans have evinced two characteristics of extreme...
Potential Heating Oil Shortages: Hearings Before the Subcommittee on ... - 11 ページ
United States. Congress. Economic Joint Committee 著 - 1973 - 215 ページ