Jack, I. (1961). The Lords Grey of Ruthin, 1325 to 1490: A study in the lesser baronage. University of London.
Chicago Style (17th ed.) CitationJack, Ian. The Lords Grey of Ruthin, 1325 to 1490: A Study in the Lesser Baronage. University of London, 1961.
MLA citiranjeJack, Ian. The Lords Grey of Ruthin, 1325 to 1490: A Study in the Lesser Baronage. University of London, 1961.
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