Aronoff, Mark, author
Wiley-Blackwell, 2011
Buku Teks
edited by Andrew Ballantyne
Routledge, 2002
Buku Teks
Stilgoe, John R., 1949, author
The MIT Press, 2015
Buku Teks
Sartre, Jean-Paul, author
Routledge classics, 2001
Buku Teks
Waddington, P.A.J, author
Learning Matters, 2010
Buku Teks