Rabolu, V.M., author
COIMGRAFF, 2003
Buku Teks
Leo, Alan
Sagar Publications, 1970
Buku Teks
Orr, Marjorie
Abdi Tandur, 1994
Buku Teks
[publisher not identified], [date of publication not identified]
Naskah
Beck, Roger, author
Blackwell Publishing, 2007
Buku Teks