Matthew, H. C. G.; Harrison, B., eds. (23 September 2004), "Mary Dunnell", The Oxford Dictionary of National Biography, Oxford: Oxford University Press, doi:10.1093/ref:odnb/47026, retrieved 30 July 2023
oxforddnb.com
Matthew, H. C. G.; Harrison, B., eds. (23 September 2004), "Mary Dunnell", The Oxford Dictionary of National Biography, Oxford: Oxford University Press, doi:10.1093/ref:odnb/47026, retrieved 30 July 2023
