Kazmierski, Wieslaw M., editor
John Wiley & Sons, 2011
eBooks
Thompson, Anthony, author
UNESCO, 1983
Buku Referensi
Mellon, Constance A., author
Greenwood Press, 1990
Buku Teks
edited by Richard Parncutt and Gary E. McPherson
Oxford University Press, 2002
Buku Teks
Jean-Gabriel Ganascia, editor
[Springer-Verlag, ], 2012
eBooks