APA (7. basım) Alıntı
Columbus, C., & Major, R. H. (2010). Select letters of Christopher Columbus, with other original documents, relating to his four voyages to the New World. Ashgate.
Chicago Style (17. basım) Atıf
Columbus, Christopher, ve Richard Henry Major. Select Letters of Christopher Columbus, with Other Original Documents, Relating to His Four Voyages to the New World. Farnham, Surrey: Ashgate, 2010.
MLA (9th ed.) Atıf
Columbus, Christopher, ve Richard Henry Major. Select Letters of Christopher Columbus, with Other Original Documents, Relating to His Four Voyages to the New World. Ashgate, 2010.
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