Thompson, Willard Scott, 1942-
University of Queensland Press, 1977
Buku Teks
McNamara, Robert S., 1916-2009
Vintage Books, 1996
Buku Teks
Higgins, Hugh
Heinemann Educational, 1975
Buku Teks
edited, Rebecca Bushnell
Blackwell Publishing, 2005
Buku Teks
Sukarma, K
Sydney IULS-TERC University of New South Wales 1976
Buku Teks