Bacaan lanjut Pelayaran Christopher Columbus

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WikiPedia: Pelayaran Christopher Columbus http://www.history.com/search.do?searchText=COLUMB... http://www.ericdigests.org/1992-2/voyages.htm https://www.ucalgary.ca/applied_history/tutor/eurv... https://www.amazon.com/Columbus-Cristobal-Westward... https://books.google.com/books?id=3GNZAAAAcAAJ https://books.google.com/books?id=4-QOAAAAYAAJ https://books.google.com/books?id=92QaAAAAYAAJ https://books.google.com/books?id=M8ARAAAAYAAJ https://books.google.com/books?id=S8mCAAAAIAAJ https://books.google.com/books?id=V0i3w-c9__cC