edited by Bernard Comrie
Oxford University Press, 1987
Buku Teks
edited by Bernard Comrie
Routledge, 1991
Buku Referensi
Katzner, Kenneth, author
Routledge, 1995
Buku Referensi
Campbell, George L., author
Routledge, 1995
Buku Referensi
Pereltsvaig, Asya, 1972-, author
Cambridge University Press, 2012
Buku Teks