APA-viite (7. p.)
ebrary, Inc, & Drees, C. J. (2001). The late medieval age of crisis and renewal, 1300-1500: A biographical dictionary. Greenwood Press.
Chicago-viite (17. p.)
ebrary, Inc, ja Clayton J. Drees. The Late Medieval Age of Crisis and Renewal, 1300-1500: A Biographical Dictionary. Westport, Conn.: Greenwood Press, 2001.
MLA-viite (9. p.)
ebrary, Inc, ja Clayton J. Drees. The Late Medieval Age of Crisis and Renewal, 1300-1500: A Biographical Dictionary. Greenwood Press, 2001.
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