Ruwet, Nicolas
Travaux linguistique, 1972
Buku Teks
Oosterhoff, Jenneke A., author
Routledge, 2009
Buku Teks
Shetter, William Z., author
Martinus Nijhoff, 1988
Buku Teks
Karlsson, Fred
Routledge, 1999
Buku Teks
Herrity, Peter, author
Routledge, 2000
Buku Teks