From Citizendium, the Citizens' Compendium
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- Oswald, Al; Ashbee, Jeremy; Porteous, Katrina; & Huntley, Jacqui (2006). Dunstanburgh Castle, Northumberland: archaeological, architectural and historical investigations. London: English Heritage. ISSN 1749-8775.
- Comprehensive research paper relating to the castle, published by English Heritage with a plethora of plans.
- Oswald, Alastair & Ashbee, Jeremy (2007). Dunstanburgh Castle. London: English Heritage. pp. 25–26. ISBN 978-1-905624-95-9.
- A guidebook for a more general audience, well illustrated and written by the same people responsible for the research paper.