Chowdhury, G.G., author
Facet Publishing , 2004, 2006
Buku Teks
Chowdhury, G.G., author
Library Association Publishing, 1999
Buku Teks
Stockwell, Foster, author
McFarland, 2001
Buku Teks
Meetham, Roger, author
Daubteday , 1970
Buku Teks
Manning, Christopher D., author
Cambridge University Press, 2008
Buku Teks