Oxford DNB
Records of travels in Turkey, Greece, etc, and of a cruize in the Black Sea, with
the capitan Pasha, in the years 1829, 1830, and 1831 / Adolphus Slade, [fac-sim. ed.]
2010
Wikipedia (english) - http://en.wikipedia.org/wiki/Adolphus_Slade (2013-03-20)