da De Laudibus legum angliae, XIX; citato in Giuseppe Fumagalli, Chi l'ha detto?, Hoepli, 1921, p. 296
John Fortescue Frasi e Citazioni
John Fortescue: Frasi in inglese
De laudibus legum Angliae (c. 1470), reported in Bartlett's Familiar Quotations, 10th ed. (1919).
De laudibus legum Angliae (c. 1470), ch. xix, reported in Bartlett's Familiar Quotations, 10th ed. (1919).
History of the English Speaking Peoples by Winston Churchill at p.377 vol I