Wu, Min Aun, author
Heinemann Educational Books, 1975
Buku Teks
Wu, Min Aun, author
Longman Malaysia, 1990
Buku Teks
Danner
Buku Teks
Wesley-Smith, Peter, author
Oxford University Press, 1987
Buku Teks
Mermin, Samuel, author
Little, Brown, 1982
Buku Teks