Boon, G. C. (1963). Segontium Roman Fort, Caernarvonshire: A property of the National Trust in the guardianship of the Ministry of Public Buildings and Works. London: Her Majesty's Stationery Office.
Παραπομπή Chicago StyleBoon, George C. Segontium Roman Fort, Caernarvonshire: A Property of the National Trust in the Guardianship of the Ministry of Public Buildings and Works. London: Her Majesty's Stationery Office, 1963.
Παραπομπή MLABoon, George C. Segontium Roman Fort, Caernarvonshire: A Property of the National Trust in the Guardianship of the Ministry of Public Buildings and Works. London: Her Majesty's Stationery Office, 1963.
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