Williamson, J. A. (1929). The voyages of the Cabots and the english discovery of North America under Henry VII and Henry VIII. By James A. Williamson, D. Lit.. Illustrated with thirteen maps (1a. ed.). The Argonaut Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Williamson, James A. The Voyages of the Cabots and the English Discovery of North America Under Henry VII and Henry VIII. By James A. Williamson, D. Lit.. Illustrated with Thirteen Maps. 1a. ed. Londres: The Argonaut Press, 1929.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Williamson, James A. The Voyages of the Cabots and the English Discovery of North America Under Henry VII and Henry VIII. By James A. Williamson, D. Lit.. Illustrated with Thirteen Maps. 1a. ed. The Argonaut Press, 1929.
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