United States. Government Accountability Office & ProQuest (Firm). (2008). Aviation and the Environment: FAA's and NASA's Research and Development Plans for Noise Reduction Are Aligned but Prospects of Achieving Noise Reduction Goals Are Uncertain. [U.S. G.P.O.].
Chicago Style (17th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Aviation and the Environment: FAA's and NASA's Research and Development Plans for Noise Reduction Are Aligned but Prospects of Achieving Noise Reduction Goals Are Uncertain. [Washington]: [U.S. G.P.O.], 2008.
MLA (9th ed.) CitationUnited States. Government Accountability Office and ProQuest (Firm). Aviation and the Environment: FAA's and NASA's Research and Development Plans for Noise Reduction Are Aligned but Prospects of Achieving Noise Reduction Goals Are Uncertain. [U.S. G.P.O.], 2008.