edited by Clara H. Greed
Routledge, 1999
Buku Teks
edited by Andrew Blowers and Bob Evans
Routledge, 1997
Buku Teks
Greed, Clara H., author
Longman, 1994
Buku Teks
Hussey, D. E.
Pergamon Press, 1973
Buku Teks
Hussey, D. E.
Pergamon Press , 1971
Buku Teks