Shippen, K. B. (1951). Leif Eriksson, first voyager to America. Harper & Brothers.
Chicago Style (17th ed.) CitationShippen, Katherine B. Leif Eriksson, First Voyager to America. New York: Harper & Brothers, 1951.
MLA (9th ed.) CitationShippen, Katherine B. Leif Eriksson, First Voyager to America. Harper & Brothers, 1951.
Warning: These citations may not always be 100% accurate.