Não informado. (2004). Energy abstracts for policy analysis. U.S. Department of Energy, Office of Scientific and Technical Information.
Citação do estilo Chicago (17ª ed.)Não informado. Energy Abstracts for Policy Analysis. Oak Ridge, Tenn: U.S. Department of Energy, Office of Scientific and Technical Information, 2004.
Citação MLA (8ª ed.)Não informado. Energy Abstracts for Policy Analysis. U.S. Department of Energy, Office of Scientific and Technical Information, 2004.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.