Berry, James Jacob Gilchrist, (Jake)', Who's Who 2012, A & C Black, an imprint of Bloomsbury Publishing plc, 2012; online edn, Oxford University Press, Dec 2011 ; online edn, Nov 2011 accessed 30 November 2012
web.archive.org
"Jake Berry MP". GOV.UK. Archived from the original on 23 July 2019. Retrieved 25 July 2019.