^"Naval Personnel Hierarchy"(PDF), BR3 Naval Personnel Management, Ministry of Defence, Ekim 2012, 6 Ocak 2014 tarihinde kaynağından arşivlendi(PDF), erişim tarihi: 27 Ekim 2017
^Thompson, Julian (2001). The Royal Marines, From Sea Soldiers to a Special Force. Pan Books. ISBN978-0330377027.