Stewart, Alan
NSW University Press, 1988
Buku Teks
Parker, R.S., editor
Prentice Hall International, 1978
Buku Teks
Larcombe, Frederick Arthur, author
Sydney University Press, 1973
Buku Teks
Larcombe, Frederick Arthur, author
Sydney University Press, 1978
Buku Teks
Maguire, Keith, author
Chambers, 1991
Buku Teks