Rid, Samuel. 1930. "Martin Markall, Beadle of Bridewell", in The Elizabethan Underworld A.V. Judges (ed) pp. 415–416. George Routledge. Online quotation. See also Spraggs, Gillian 2001. Outlaws and highwaymen: the cult of the robber in England from the middle ages to the nineteenth century, pp. 107, 169, 190–191. Pimlico.
