@misc{Bowditch_Nathaniel_(1773-1838)_American,
 author={Bowditch, Nathaniel (1773-1838)},
 howpublished={online},
 publisher={U. S. Navy Hydrographic Office},
 language={eng},
 title={American practical navigator : an epitome of navigation and nautical astronomy},
 keywords={astronawigacja, nawigacja},
}