Laing, A., & Thorndike, J. J. (1974). The american heritage history of seafaring america. American Heritage.
Chicago-čujuhus (17. p.)Laing, Alexander, juo Joseph J. Thorndike. The American Heritage History of Seafaring America. New York: American Heritage, 1974.
MLA-čujuhus (9. p.)Laing, Alexander, juo Joseph J. Thorndike. The American Heritage History of Seafaring America. American Heritage, 1974.
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