World Energy Conference. Conservation Commission, Auer, P. L., & Armstrong, E. L. (1978). Renewable energy resources: The full reports to the Conservation Commission of the World Energy Conference; 'Unconventional energy resources'. IPC Science and Technology Pr. for the WEC.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)World Energy Conference. Conservation Commission, P. L. Auer, và Ellis L. Armstrong. Renewable Energy Resources: The Full Reports to the Conservation Commission of the World Energy Conference; 'Unconventional Energy Resources'. Guildford: IPC Science and Technology Pr. for the WEC, 1978.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)World Energy Conference. Conservation Commission, et al. Renewable Energy Resources: The Full Reports to the Conservation Commission of the World Energy Conference; 'Unconventional Energy Resources'. IPC Science and Technology Pr. for the WEC, 1978.