World Energy Conference. Conservation Commission. (1978). World energy resources 1985-2020: Executive summaries of reports on resources, conservation and demand to the Conservation Commission of the World Energy Conference. Published for the WEC : IPC Sciences and Technology Press.
Чикаго стиль цитування (17-те видання)World Energy Conference. Conservation Commission. World Energy Resources 1985-2020: Executive Summaries of Reports on Resources, Conservation and Demand to the Conservation Commission of the World Energy Conference. Guildorf ; New York: Published for the WEC : IPC Sciences and Technology Press, 1978.
Стиль цитування MLA (9-ме видання)World Energy Conference. Conservation Commission. World Energy Resources 1985-2020: Executive Summaries of Reports on Resources, Conservation and Demand to the Conservation Commission of the World Energy Conference. Published for the WEC : IPC Sciences and Technology Press, 1978.