(澳)托比·奥德(Toby Ord)著. (2021). 危崖：生存性风险与人类的未来：existential risk and the future of humanity. 中信出版集团股份有限公司.
Dyfyniad Arddull Chicago(澳)托比·奥德(Toby Ord)著. 危崖：生存性风险与人类的未来：existential Risk and the Future of Humanity. 中信出版集团股份有限公司, 2021.
Dyfyniad MLA(澳)托比·奥德(Toby Ord)著. 危崖：生存性风险与人类的未来：existential Risk and the Future of Humanity. 中信出版集团股份有限公司, 2021.
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