(美)克里斯托弗·瑞安(Christopher Ryan)著. (2023). 文明至死：进步的代价：the price of progress. 中信出版社.
Chicago Style (17th ed.) Citation(美)克里斯托弗·瑞安(Christopher Ryan)著. 文明至死：进步的代价：the Price of Progress. 中信出版社, 2023.
MLA (8th ed.) Citation(美)克里斯托弗·瑞安(Christopher Ryan)著. 文明至死：进步的代价：the Price of Progress. 中信出版社, 2023.
Warning: These citations may not always be 100% accurate.