Brown, N. M. (2015). Ivory Vikings: The mystery of the most famous chessmen in the world and the woman who made them (First edition.). St. Martin's Press.
Chicago Style (17th ed.) CitationBrown, Nancy Marie. Ivory Vikings: The Mystery of the Most Famous Chessmen in the World and the Woman Who Made Them. First edition. New York: St. Martin's Press, 2015.
MLA (8th ed.) CitationBrown, Nancy Marie. Ivory Vikings: The Mystery of the Most Famous Chessmen in the World and the Woman Who Made Them. First edition. St. Martin's Press, 2015.
Warning: These citations may not always be 100% accurate.