Њукасл на Тајну — разлика између измена

* {{Cite book |ref= harv|last=Welch|first= George Patrick|authorlink= |coauthors= |title= Britannia, the Roman Conquest and Occupation of Britain|year=1963|url=httphttps://books.google.co.ukcom/books?id=-MkgAAAAMAAJ|publisher= Wesleyan University Press|location= |id=}}