Huggett, R. J. (1997). Environmental Change: The evolving ecosphere. Routledge.
Chicagoスタイル(17版)引用形式Huggett, Richard John. Environmental Change: The Evolving Ecosphere. New York: Routledge, 1997.
MLA(9版)引用形式Huggett, Richard John. Environmental Change: The Evolving Ecosphere. Routledge, 1997.
警告: この引用は必ずしも正確ではありません.