ローレンス・シャーリー (第4代フェラーズ伯爵)
The Newgate Calendar: LAURENCE, EARL FERRERS
Tamworth Herald: The murderous Earl Ferrers
Burke, Peter (1849). “The Trial of Earl Ferrers”. Celebrated Trials connected with the Aristocracy in the Relations of Private Life. London: William Benning & Cp. pp. 193–227. https://books.google.com/books?id=o_MKAAAAYAAJ&pg=PA193
Walford, Edward (1890). “Laurence, Earl Ferrers”. Tales of our Great Families. London: Chatto & Windus. pp. 50–63. https://books.google.com/books?id=riNGAQAAIAAJ&pg=PA50