Columbus, C. (1893). Letter of Christopher Columbus to Rafael Sanchez: Written on board the caravel while returning from his first voyage : published at Barcelona, May, 1493. The W.H. Lowdermilk Co..
Chicago Style (17th ed.) CitationColumbus, Christopher. Letter of Christopher Columbus to Rafael Sanchez: Written on Board the Caravel While Returning from His First Voyage : Published at Barcelona, May, 1493. Chicago: The W.H. Lowdermilk Co., 1893.
MLA (9th ed.) CitationColumbus, Christopher. Letter of Christopher Columbus to Rafael Sanchez: Written on Board the Caravel While Returning from His First Voyage : Published at Barcelona, May, 1493. The W.H. Lowdermilk Co., 1893.
Warning: These citations may not always be 100% accurate.