Lang, X. (2002). Clocks and watches of the Qing dynasty: From the collection in the Forbidden City = Qing gong zhong biao ji cui : Beijing gu gong zhen cang. Foreign Language Press.
Chicago-Zitierstil (17. Ausg.)Lang, Xiuhua. Clocks and Watches of the Qing Dynasty: From the Collection in the Forbidden City = Qing Gong Zhong Biao Ji Cui : Beijing Gu Gong Zhen Cang. Beijing: Foreign Language Press, 2002.
MLA-Zitierstil (9. Ausg.)Lang, Xiuhua. Clocks and Watches of the Qing Dynasty: From the Collection in the Forbidden City = Qing Gong Zhong Biao Ji Cui : Beijing Gu Gong Zhen Cang. Foreign Language Press, 2002.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.