合同法 (1707年)
Defoe, Daniel. A tour thro' the whole island of Great Britain(英語版), 1724–27.
Defoe, Daniel. The Letters of Daniel Defoe, GH Healey editor. Oxford: 1955.
Fletcher, Andrew (Saltoun)(英語版). An Account of a Conversation.
Lockhart, George(英語版), The Lockhart Papers, 1702–1728.