Britain and Morocco during the embassy of John Drummond Hay, 1845-1886 Khalid Ben Srhir, Malcolm Williams, Gavin Waterson p.13-14 [1] (页面存档备份,存于互联网档案馆)
Britain and Morocco during the embassy of John Drummond Hay, 1845-1886 Khalid Ben Srhir, Malcolm Williams, Gavin Waterson p.13-14 [1] (页面存档备份,存于互联网档案馆)
Vaughan, Performing Blackness on English Stages, 1500-1800 Cambridge University Press 2005 p.57 [3] (页面存档备份,存于互联网档案馆)
Nicoll, Shakespeare Survey. The Last Plays Cambridge University Press 2002, p.90 [4] (页面存档备份,存于互联网档案馆)