Anna Akasoy, editor, Guido Giglioni, editor
Springer, 2013
Buku Teks
edited by Robert Launay
Wiley-Blackwell, 2010
Buku Teks
De Vinne, Theodore Low
Haskell House Publishers, Ltd., 1972
Buku Teks
Ashgate Publishing Company, 2004
Buku Teks
by Renzo Rossi
Macmillan, 1996
Buku Referensi