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Shailor, Barbara A. „Beinecke MS 408”Arhivirano 2013-09-11 na Wayback Machine-u. Yale University. Beinecke Rare Book And Manuscript Library. General Collection Of Rare Books And Manuscripts. Medieval And Renaissance Manuscripts. Pristupljeno 24. 6. 2013.
Shailor, Barbara A. „Beinecke MS 408”Arhivirano 2013-09-11 na Wayback Machine-u. Yale University. Beinecke Rare Book And Manuscript Library. General Collection Of Rare Books And Manuscripts. Medieval And Renaissance Manuscripts. Pristupljeno 24. 6. 2013.