Friedman, Norman, author
University of Georgia Press, 1975
Buku Teks
Kennedy, Alan, author
St. Martin's Press, 1979
Buku Teks
Hong, Sa-man, author
Yeokrak, 2009
Buku Teks
Artikel Jurnal
Quartermaine, Peter, author
Academy Group and National Maritime Museum, 1996
Buku Teks