Ritchie, D. 1. S. 1. (1996). Shipwrecks: An encyclopedia of the world's worst disasters at sea. Facts on File.
Chicagoスタイル(17版)引用形式Ritchie, David 1952 Sept. 18-. Shipwrecks: An Encyclopedia of the World's Worst Disasters at Sea. New York: Facts on File, 1996.
MLA(9版)引用形式Ritchie, David 1952 Sept. 18-. Shipwrecks: An Encyclopedia of the World's Worst Disasters at Sea. Facts on File, 1996.
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