Johnston, R. F. Twilight in the forbidden city. Victor Gollancz Ltd.
Chicago Style (17th ed.) CitationJohnston, Reginald F. Twilight in the Forbidden City. Victor Gollancz Ltd.
MLA引文Johnston, Reginald F. Twilight in the Forbidden City. Victor Gollancz Ltd.
警告：这些引文格式不一定是100％准确.