Aquinas, Summa Theologica, 2ª-2ae q. 77 pr.: "Deinde considerandum est de peccatis quae sunt circa voluntarias commutationes. Et primo, de fraudulentia quae committitur in emptionibus et venditionibus ..."
Thompson, E. P. (February 1971). "The Moral Economy of the English Crowd in the Eighteenth Century". Past & Present (50): 76–136. doi:10.1093/past/50.1.76. JSTOR650244.
Thompson, E. P. (February 1971). "The Moral Economy of the English Crowd in the Eighteenth Century". Past & Present (50): 76–136. doi:10.1093/past/50.1.76. JSTOR650244.