^ abcdHugman, Barry J., ed. (2005). The PFA Premier & Football League Players' Records 1946–2005. Harpenden: Queen Anne Press. p. 222. ISBN978-1-85291-665-7.
^ ab"England & Wales deaths 1837–2007 Transcription". John Frost. Birth date: 13 February 1920. Death quarter: 1. Death year: 1988. District: York. County: Yorkshire. Register number: 288. Volume: 2. Page 3143. Retrieved 4 January 2015 – via Findmypast.
^ abJarred, Martin; Windross, Dave (1997). Citizens and Minstermen, A Who's Who of York City FC 1922–1997. Selby: Citizen Publications. p. 38. ISBN978-0-9531005-0-7.
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