Bloomfield, Leonard
Holt, Rinehart and Winston, 1961
Buku Teks
Beard, Adrian
Routledge, 2004
Buku Teks
Klein, Wolfgang
Routledge , 1997
Buku Teks
edited by Joseph H. Greenberg
MIT Press, 1966
Buku Teks
Chomsky, Noam
Cambridge University Press, 2007
Buku Teks