Keyishian, Harry (1985). "Review of Radical Tragedy: Religion, Ideology and Power in the Drama of Shakespeare and his Contemporaries". Medieval & Renaissance Drama in England. 2: 314–320. ISSN0731-3403. JSTOR24322233.
macmillanihe.com
"Radical Tragedy". Macmillan International Higher Education. Retrieved 29 November 2019.
Keyishian, Harry (1985). "Review of Radical Tragedy: Religion, Ideology and Power in the Drama of Shakespeare and his Contemporaries". Medieval & Renaissance Drama in England. 2: 314–320. ISSN0731-3403. JSTOR24322233.