Não informado. (1986). Transportation energy research. U.S. Department of Energy, Office of Scientific and Technical Information.
Citação do estilo Chicago (17ª ed.)Não informado. Transportation Energy Research. Oak Ridge, Tenn: U.S. Department of Energy, Office of Scientific and Technical Information, 1986.
Citação MLA (8ª ed.)Não informado. Transportation Energy Research. U.S. Department of Energy, Office of Scientific and Technical Information, 1986.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.