Keenan, E. L. (1971). The Kurbskii-Groznyi apocrypha: The seventeenth-century genesis of the "correspondence" attributed to Prince A. M. Kurbskii and Tsar Ivan IV. Harvard University Press.
Chicago Style (17th ed.) CitationKeenan, Edward L. The Kurbskii-Groznyi Apocrypha: The Seventeenth-century Genesis of the "Correspondence" Attributed to Prince A. M. Kurbskii and Tsar Ivan IV. Cambridge, Mass.: Harvard University Press, 1971.
MLA (9th ed.) CitationKeenan, Edward L. The Kurbskii-Groznyi Apocrypha: The Seventeenth-century Genesis of the "Correspondence" Attributed to Prince A. M. Kurbskii and Tsar Ivan IV. Harvard University Press, 1971.
Warning: These citations may not always be 100% accurate.