F. R. Jones, editor
Longman Scientific & Technical, 1994
Buku Referensi
Rempp, Paul
Huthing and Verlag Basel , 1991
Buku Teks
Klopffer, Walter
Springer, 1984
Buku Teks
Allcock, Harry R.
Pearson-Prentice Hall, 2003
Buku Teks
Koningsveld, R.
Oxrord University Press, 2008
Buku Teks