Andrew Light, editor; Avner de-Shalit, editor
MIT Press, 2003
Buku Teks
Wall, Derek
Routledge , 1994
Buku Teks
Miller, G. Tyler (George Tyler), 1931-, author
Wardworth, 1999
Buku Teks
Routledge, 1996
Buku Teks
Nickerson, Raymon S., author
Lawrence Erlbaum Associates, 2003
Buku Teks