Efford, I. E., & Smith, B. M. (1972). Energy and the environment. Institute of Resource Ecology, University of British Columbia.
Chicagoスタイル(17版)引用形式Efford, Ian E., , Barbara M. Smith. Energy and the Environment. Vancouver: Institute of Resource Ecology, University of British Columbia, 1972.
MLA(9版)引用形式Efford, Ian E., , Barbara M. Smith. Energy and the Environment. Institute of Resource Ecology, University of British Columbia, 1972.
警告: この引用は必ずしも正確ではありません.