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.
Lua i Stíl Chicago (17ú heag.)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.
Lua MLA (9ú heag.)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.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.