Vise, David A., author
Pan Books, 2005
Buku Teks
William Miller, Rita Pellen, editor
Routledge, 2009
Buku Teks
Jarvis, Jeff, author
Ufuk Press, 2010
Buku Teks
Clifton, Brian, author
Wiley Publishing, Inc., 2008
Buku Teks
Ahmad Fauzi, author
Fakultas Teknik Universitas Indonesia, 2009
UI - Skripsi Open