edited by Mark O. Connor
Oxford University Press, 1989
Buku Teks
Little, Brown And Company, 1971
Buku Teks
Roberts, Philip, 1938-, author
University of Queensland Press, 1971
Buku Teks
M. Yahya Mansur, Arya Mansyur, M. Dahwan, Mukhlis
Pustaka Grafika Kita, 1988
Buku Teks
Artikel Jurnal