Thực đơn
HMS_Ursa_(R22)Thực đơn
HMS_Ursa_(R22)Liên quan
HMS Uganda (C66) HMS Unicorn (I72) HMS Ulster (R83) HMS Ursa (R22) HMS Undaunted (R53) HMS Ulysses (R69) HMS Undine (R42) HMS Urania (R05) HMS Urchin (R99) HMS UndineTài liệu tham khảo
WikiPedia: HMS_Ursa_(R22) http://www.naval-history.net/xGM-Chrono-10DD-59U-U... http://www.royalnavalmuseum.org/info_sheets_Warshi... //www.worldcat.org/oclc/67375475 http://ssa.nls.uk/film.cfm?fid=5269