Hart - Davis, D. (1986). End of an era: Letters and journals of Sir Alan Lascelles 1887 - 1920. Hamish Hamilton.
芝加哥风格引文Hart - Davis, Duff. End of an Era: Letters and Journals of Sir Alan Lascelles 1887 - 1920. London: Hamish Hamilton, 1986.
MLA引文Hart - Davis, Duff. End of an Era: Letters and Journals of Sir Alan Lascelles 1887 - 1920. Hamish Hamilton, 1986.
警告：这些引文格式不一定是100％准确.