edited by Phyllis Hartnoll
Oxford University Press, 1951
Buku Referensi
Brown, John Russell
Routledge , 1999
Buku Teks
Ubersfeld, Anne
Editions Sociales, 1978
Buku Teks
Priestley, J. B. (John Boynton), 1894-1984, author
Garden City Books, 1959
Buku Teks
Mackerras, Colin, author
Australian National Univ.Press, 1973
Buku Teks