引文使用过时参数coauthors (帮助) Adam, Graeme Mercer; Mulvany, Charles Pelham; Robinson,ChristopherBlackett. History of Toronto and County of York, Ontario: Containing an Outline
Ludwig. Scapa Flow: The Greatest Scuttling of All Time. London: Hurst & Blackett Ltd. von Ruge, Friedrich. Scapa Flow 1919: Das Ende der deutschen Flotte