@misc{Bywater_Hector_Charles_(1884-1940)_Their,
 author={Bywater, Hector Charles (1884-1940)},
 howpublished={online},
 publisher={Constable & Co. Ltd.},
 language={eng},
 title={Their secret purposes : dramas and mysteries of the naval war},
 keywords={marynarka wojenna, Wielka Brytania, 17-20 w},
}