من هو مكتشف امريكا. بيدياويك

Cordell; Kent Lightfoot; Francis McManamon; George Milner 2008	Other Routes: 1500 Years of African and Asian Travel Writing, p
Joan Baxter December 13, 2000	Archaeology in America: An Encyclopedia

كريستوفر كولومبوس

The Power and Secrets of the Jesuits New York: The Vikings Press, 1930 , p.

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من هو مكتشف أمريكا: Videos you watch may be
من هو مكتشف امريكا: Cyrus Herzl Gordon, Before Columbus; links between the Old World and ancient America, Crown, 1971, p
من هو مكتشف امريكا الحقيقي ؟ لا ليس كولومبوس: Geological Survey of Canada Open File, 1574

"Review of In Search of Noah's Ark by Dave Balsiger; Charles E	[3] Charles Chiniquy, Fifty Years in the Church of Rome, p
Valdivia, Jomon Fishermen, and the Nature of the North Pacific: Some Nautical Problems with Meggers, Evans, and Estrada's 1965 Transoceanic Contact Thesis Gordon F	Xu, Origin of the Olmec civilization

من هو مكتشف امريكا الحقيقي ؟ لا ليس كولومبوس

[4] Fifty Years in the Church of Rome, p.

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بيدياويك: Bruce Dickson American Antiquity, Vol
كريستوفر كولومبوس: Pace, Eric April 9, 2001
من هو مكتشف امريكا: Thirty-two digital maps at 1:7 000 000 scale with accompanying digital chronological database and one poster two sheets with full map series