Askwith, Richard (2004). Feet in the Clouds: A Tale of Fell-running and Obsession. London: Arum Press Ltd. ISBN978-1-84513-649-9. OCLC1047848752.
Covell, Brian; Griffin, A.H.; Smith, Roger (1992) [1982]. 42 Peaks: The Story of the Bob Graham Round. The Bob Graham Club. OCLC1394586636. [ISBN missing]
Chilton, Steve (2013). It's a hill, get over it: fell running's history and characters. Dingwall: Sandstone Press. ISBN978-1-908737-57-1. OCLC1023202681.