Sprey, Ilicia J.; Morgan, Kenneth O. (2001). "The Oxford Illustrated History of Britain". Sixteenth Century Journal. 32 (3): 867. doi:10.2307/2671570. ISSN0361-0160. JSTOR2671570.
Sprey, Ilicia J.; Morgan, Kenneth O. (2001). "The Oxford Illustrated History of Britain". Sixteenth Century Journal. 32 (3): 867. doi:10.2307/2671570. ISSN0361-0160. JSTOR2671570.
Skidmore, Chris (20 January 2015). The rise of the Tudors: The family That Changed English History (First St. Martin's Griffin ed.). New York. pp. 199–200. ISBN978-1-2500-6144-7. OCLC881437225.{{cite book}}: CS1 maint: location missing publisher (link)
Sprey, Ilicia J.; Morgan, Kenneth O. (2001). "The Oxford Illustrated History of Britain". Sixteenth Century Journal. 32 (3): 867. doi:10.2307/2671570. ISSN0361-0160. JSTOR2671570.
Okerlund 2009, pp. 203–211; Agnes Strickland, Elizabeth Strickland: Lives of the Queens of England (1852) Okerlund, Arlene (2009). Elizabeth of York (1st ed.). New York: Palgrave Macmillan. ISBN978-0-2301-0065-7. OCLC650310349.