References
- “mĕthŏdus and mĕthŏdos”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- "METHODUS et Metodus", in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
- (-dŏs) mĕthŏdus (-dŏs) in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette, page 973/1.
- “methodos” on page 1,105/3 of the Oxford Latin Dictionary (1st ed., 1968–82)