Porter, Philip, author
Haynes, 1995
Buku Referensi
Overy, Richard, author
Andre Deutsch, 2014
Buku Teks
Thompson, Wendy, 1952-, author
Lorenz Books, 2013
Buku Teks
Ronald Creighton-Jobe, consultant
Hermes House, 2017
Buku Referensi
Doyle, Arthur Conan, 1859-1930, author
Wolters-Noordhoff, 1988
Buku Teks