Williams, J. (2004). An Enquiry into the Truth of the Tradition, Concerning the Discovery of America, by Prince Madog ab Owen Gwynedd, about the Year, 1170. Project Gutenberg.
Chicago Style (17th ed.) CitationWilliams, John. An Enquiry into the Truth of the Tradition, Concerning the Discovery of America, by Prince Madog Ab Owen Gwynedd, About the Year, 1170. Project Gutenberg, 2004.
MLA (9th ed.) CitationWilliams, John. An Enquiry into the Truth of the Tradition, Concerning the Discovery of America, by Prince Madog Ab Owen Gwynedd, About the Year, 1170. Project Gutenberg, 2004.
Warning: These citations may not always be 100% accurate.