Grattan, C. Hartley, author
The University of Michigan Press, 1963
Buku Teks
Campbell, I.C., author
University of Queensland Press, 1989
Buku Teks
Champbell, I.C.
University of Canterbury Press, 1989
Buku Teks
Howkins, Adrian, author
Oxford University Press, 2017
eBooks
Mal, William
Prentice-Hall, 1977
Buku Teks