Chomsky, Noam, author
Cambridge University Press, 2007
Buku Teks
Pinker, Steven, author
Penguin books, 1994
Buku Teks
Vendryes, J. (Joseph), 1875-1960, author
Routledge, 1996
Buku Teks
Diamond, A. S. (Arthur Sigismund)
Methuen , 1959
Buku Teks
Schlauch, Margaret
Dover Publications, 1955
Buku Teks