International Energy Agency. (1981). Energy research, development, and demonstration: Activities of the IEA 1981/82. Washington, D.C: Sold by OECD Publications and Information Center.
Trích dẫn kiểu ChicagoInternational Energy Agency. Energy Research, Development, and Demonstration: Activities of the IEA 1981/82. Washington, D.C: Sold by OECD Publications and Information Center, 1981.
MLA引文International Energy Agency. Energy Research, Development, and Demonstration: Activities of the IEA 1981/82. Washington, D.C: Sold by OECD Publications and Information Center, 1981.
警告：這些引文格式不一定是100％准確.