International Conference on Coal Gasification, Liquefaction and Conversion to Electricity University of Pittsburgh, University of Pittsburgh. Department of Chemical and Petroleum Engineering, & Pittsburgh Energy Technology Center. (1983). Proceedings, Tenth Annual International Conference on Coal Gasification, Liquefaction and Conversion to Electricity: August 9-11, 1983, Department of Chemical & Petroleum Engineering, University of Pittsburgh and U.S. Department of Energy, Pittsburgh Energy Technology Center. University of Pittsburgh, Dept. of Chemical & Petroleum Engineering.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)International Conference on Coal Gasification, Liquefaction and Conversion to Electricity University of Pittsburgh, University of Pittsburgh. Department of Chemical and Petroleum Engineering, و Pittsburgh Energy Technology Center. Proceedings, Tenth Annual International Conference on Coal Gasification, Liquefaction and Conversion to Electricity: August 9-11, 1983, Department of Chemical & Petroleum Engineering, University of Pittsburgh and U.S. Department of Energy, Pittsburgh Energy Technology Center. Pittsburgh, Pa.: University of Pittsburgh, Dept. of Chemical & Petroleum Engineering, 1983.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)International Conference on Coal Gasification, Liquefaction and Conversion to Electricity University of Pittsburgh, et al. Proceedings, Tenth Annual International Conference on Coal Gasification, Liquefaction and Conversion to Electricity: August 9-11, 1983, Department of Chemical & Petroleum Engineering, University of Pittsburgh and U.S. Department of Energy, Pittsburgh Energy Technology Center. University of Pittsburgh, Dept. of Chemical & Petroleum Engineering, 1983.