Gerda J. Joling-van der Sar, The Spiritual Side of Samuel Richardson, Mysticism, Behmenism and Millenarianism in an Eighteenth-Century English Novelist, 2003, pp. 128-132.[1]
Liukkonen, Petri. "John Byrom". Books and Writers (kirjasto.sci.fi). Finland: Kuusankoski Public Library. Archived from the original on 8 December 2003.
Liukkonen, Petri. "John Byrom". Books and Writers (kirjasto.sci.fi). Finland: Kuusankoski Public Library. Archived from the original on 8 December 2003.