Não informado. (1986). Computer Speech and Language. Academic Press.
Chicago-referens (17:e uppl.)Não informado. Computer Speech and Language. London: Academic Press, 1986.
MLA-referens (8:e uppl.)Não informado. Computer Speech and Language. Academic Press, 1986.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.