德龄 & 秦传安. (2010). 紫禁城的黄昏: Dusk of forbidden city. 中央编译出版社.
Chicago Style (17th ed.) Citation德龄 and 秦传安. 紫禁城的黄昏: Dusk of Forbidden City. 中央编译出版社, 2010.
MLA (8th ed.) Citation德龄 and 秦传安. 紫禁城的黄昏: Dusk of Forbidden City. 中央编译出版社, 2010.
Warning: These citations may not always be 100% accurate.