(en) Fordun, John, Scotichronicon, Vol 8, 1390-1430, edited by D.E.R. Watt, from the Latin manuscript authored by Bower in the 1440s. Edinburgh, The Mercat Press, 1987.
(en) Nisbet, Alexander, A System of Heraldry, speculative and practical: With the true art of blazon; according to the most approved heralds in Europe: Illustrated with suitable examples of the most considerable surnames and families in Scotland, Edinburgh, 1722.
(en) Sir James Balfour, Annals, volume 1.
(en) Cockburn-Hood, Thomas H., The House of Cockburn of that Ilk and Cadets Thereof, Edinburgh, 1888, page 43-4.
(en) Wylie, J. H., History of England under Henry the Fourth, reprinted from an 1884 London edition, New York, 1969, AMS, p. 290.
(en) Sir James Balfour Paul, The Scots Peerage, Edinburgh, 1905, pps:137/8, where it is stated that the Sir Patrick Hepburn of Hailes who died at this battle was "younger of Hailes", the son, not the father who survived him.
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Royaume d'Angleterre
George Dunbar
