Não informado. (1986). Transportation energy research. U.S. Department of Energy, Office of Scientific and Technical Information.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Não informado. Transportation Energy Research. Oak Ridge, Tenn: U.S. Department of Energy, Office of Scientific and Technical Information, 1986.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Não informado. Transportation Energy Research. U.S. Department of Energy, Office of Scientific and Technical Information, 1986.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.