Epstein, Catherine, author
Wiley Blackwell, 2015
Buku Teks
Jarman, T.L., author
The Cresset Press, 1955
Buku Teks
Cyprian, Tadeusz, author
Polonia Publishing House, 1961
Buku Teks
Mcdonough, Frank, author
Cambridge University Press , 2000
Buku Teks
Graves, Robert, author
Penguin Books, 1960
Buku Teks