Emery 1996, pp. 201–202; Fairclough 1980, pp. 47, 49 Emery, Anthony (1996). Greater Medieval Houses of England and Wales, 1300–1500: Northern England. Cambridge, UK: Cambridge University Press. ISBN978-0-521-49723-7. Fairclough, G. (1980). "Clifton Hall, Cumbria: Excavations 1977–79"(PDF). Transactions of the Cumberland and Westmorland Antiquarian and Archaeological Society. 80: 45–68. doi:10.5284/1061873. Retrieved 24 June 2019.
Emery 1996, pp. 201–202; Fairclough 1980, pp. 47, 49 Emery, Anthony (1996). Greater Medieval Houses of England and Wales, 1300–1500: Northern England. Cambridge, UK: Cambridge University Press. ISBN978-0-521-49723-7. Fairclough, G. (1980). "Clifton Hall, Cumbria: Excavations 1977–79"(PDF). Transactions of the Cumberland and Westmorland Antiquarian and Archaeological Society. 80: 45–68. doi:10.5284/1061873. Retrieved 24 June 2019.