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Heisch, Allison (1994). "Arguments for an Execution: Queen Elizabeth's 'White Paper' and Lord Burghley's 'Blue Pencil". Albion: A Quarterly Journal Concerned with British Studies. 24 (4): 592–593. doi:10.2307/4050668. JSTOR4050668.
jstor.org
Heisch, Allison (1994). "Arguments for an Execution: Queen Elizabeth's 'White Paper' and Lord Burghley's 'Blue Pencil". Albion: A Quarterly Journal Concerned with British Studies. 24 (4): 592–593. doi:10.2307/4050668. JSTOR4050668.