Ulrich Langer, Martin Schanz, Olaf Steinbach, Wolfgang L. Wendland, editors
[Springer, ], 2012
eBooks
El-Zafrany, Ali
Ellis Horwood, 1993
Buku Teks
Beer, Gernot, author
Wiley, 2001
Buku Teks
Artikel Jurnal
Duffy, Dean G., author
Chapman & Hall/CRC , 2008
Buku Teks