Klaveness, Jan O`Donnell, author
Macmillan, 1983
Buku Teks
Orleans, Leo A.
Stanford University Press, 1972
Buku Teks
Post, Alexandra Merle
Martinus Nijhoff Publishers, 1983
Buku Teks
Carter, Alexandra
Routledge , 1998
Buku Teks
David-Neel, Alexandra
La Colombo, 1952
Buku Teks