Baal, Jan van, author
Martinus Nijhoff, 1966
Buku Teks
Woolford, Donald Mark, author
University of Queensland Press, 1976
Buku Teks
Hogbin, Herbert Ian, author
Routledge and Kegan Paul, 1951
Buku Teks
Mair, L. P.
Christophers, 1948
Buku Teks
Barrett, Charles, author
William Heinemann, 1954
Buku Teks