Maarten van der Heijden, Bert Roest, Bibliography of Franciscan Authors (on-line). users.bart.nl [online]. [cit. 2014-05-07]. Dostupné v archivu pořízeném z originálu dne 2011-05-19.
google.co.uk
books.google.co.uk
William J. Courtenay, Adam Wodeham: An Introduction to His Life and Writings (Leiden: Brill, 1978), s. 62 – 63 [1]
J. M. M. Thijssen, Censure and Heresy at the University of Paris 1200–1400 (Philadelphia: University of Pennsylvania Press, 1998), s. 15. [2]
Steven John Livesey, Theology and Science in the Fourteenth Century: Three Questions on the Unity of Science from John of Reading's Commentary on the Sentences (Leiden: Brill, 1989), s. 76. [3]
web.archive.org
Maarten van der Heijden, Bert Roest, Bibliography of Franciscan Authors (on-line). users.bart.nl [online]. [cit. 2014-05-07]. Dostupné v archivu pořízeném z originálu dne 2011-05-19.
