United States. Department of Energy. Office of Basic Energy Sciences. Carbon Dioxide Research Division & Trabalka, J. R. (1985). Atmospheric carbon dioxide and the global carbon cycle. U.S. Dept. of Energy, Office of Energy Research, Office of Basic Energy Sciences, Carbon Dioxide Research Division ; Available from National Technical Information Service, U.S. Dept. of Commerce.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)United States. Department of Energy. Office of Basic Energy Sciences. Carbon Dioxide Research Division و John R. Trabalka. Atmospheric Carbon Dioxide and the Global Carbon Cycle. Washington, D.C. : Springfield, Va.: U.S. Dept. of Energy, Office of Energy Research, Office of Basic Energy Sciences, Carbon Dioxide Research Division ; Available from National Technical Information Service, U.S. Dept. of Commerce, 1985.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)United States. Department of Energy. Office of Basic Energy Sciences. Carbon Dioxide Research Division و John R. Trabalka. Atmospheric Carbon Dioxide and the Global Carbon Cycle. U.S. Dept. of Energy, Office of Energy Research, Office of Basic Energy Sciences, Carbon Dioxide Research Division ; Available from National Technical Information Service, U.S. Dept. of Commerce, 1985.