Urban, G. R. (1972). Can we survive our future?: A symposium. London: The Bodley Head.
シカゴスタイル引用形Urban, G. R. Can We Survive Our Future?: A Symposium. London: The Bodley Head, 1972.
MLA引用形式Urban, G. R. Can We Survive Our Future?: A Symposium. London: The Bodley Head, 1972.
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