Tài liệu tham khảo WikiPedia: HMS_Zetland_(L59) http://www.navy.gov.au/sites/default/files/documen... http://www.naval-history.net/xGM-Chrono-10DE-HMS_O... http://www.naval-history.net/xGM-Chrono-10DE-HMS_Z... http://www.naval-history.net/xGM-Chrono-10DE-Zetla... //www.worldcat.org/oclc/181864290 //www.worldcat.org/oclc/58588186 //www.worldcat.org/oclc/67375475 //www.worldcat.org/oclc/852035262 http://www.oldships.org.uk/SHIPS/SHIP_DETAILS/ZETL... https://archive.org/details/engageenemymorec00barn
