National Research Council (U.S.). Panel on Benchmarking the Research Competitiveness of the United States in Mechanical Engineering & ebrary, Inc. (2007). Benchmarking the competitiveness of the United States in mechanical engineering basic research. National Academies Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Research Council (U.S.). Panel on Benchmarking the Research Competitiveness of the United States in Mechanical Engineering و Inc ebrary. Benchmarking the Competitiveness of the United States in Mechanical Engineering Basic Research. Washington, D.C.: National Academies Press, 2007.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)National Research Council (U.S.). Panel on Benchmarking the Research Competitiveness of the United States in Mechanical Engineering و Inc ebrary. Benchmarking the Competitiveness of the United States in Mechanical Engineering Basic Research. National Academies Press, 2007.