Cambridge University Press, 1997
eBooks
Allwood, Jens
Cambridge University Press, 1995
Buku Teks
Yanushkevich, Svetlana N., author
CRC Press, Taylor & Francis Group, 2008
Buku Teks
Marcovitz, Alan B.
McGraw-Hill , 2005
Multimedia
Langer, Susanne, author
Dover, 1967
Buku Teks