Não informado. (1986). Transportation energy research. U.S. Department of Energy, Office of Scientific and Technical Information.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Transportation Energy Research. Oak Ridge, Tenn: U.S. Department of Energy, Office of Scientific and Technical Information, 1986.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Transportation Energy Research. U.S. Department of Energy, Office of Scientific and Technical Information, 1986.
সতর্কবাণী: সাইটেশন সবসময় 100% নির্ভুল হতে পারে না.