National Research Council (U.S.). Committee on Coal Research, Technology, and Resource Assessments to Inform Energy Policy, National Academies Press (U.S.), & ebrary, Inc. (2007). Coal: Research and development to support national energy policy. National Academies Press.
Citação do estilo Chicago (17ª ed.)National Research Council (U.S.). Committee on Coal Research, Technology, and Resource Assessments to Inform Energy Policy, National Academies Press (U.S.), e Inc ebrary. Coal: Research and Development to Support National Energy Policy. Washington, D.C.: National Academies Press, 2007.
Citação MLA (9ª ed.)National Research Council (U.S.). Committee on Coal Research, Technology, and Resource Assessments to Inform Energy Policy, et al. Coal: Research and Development to Support National Energy Policy. National Academies Press, 2007.