Civitello, Andrew M., author
McGraw-Hill, 2008
Buku Teks
Tichelmann, Karsten, author
Birkhauser GmbH, 2008
Buku Referensi
edited by Ilka Ruby, Andreas Ruby
Ruby Press, 2010
Buku Teks
Gerwick, Ben C
CRC Pres, 2007
Buku Teks
BPPT, 2009
Majalah, Jurnal, Buletin