Ledefoged, Peter
Univeersity of Chicago Press, 1971
Buku Teks
Losonsky, Michael, author
Cambridge University Press, 2006
Buku Teks
Losonsky, Michael, author
Cambridge University Press, 2006
Buku Teks
Moulton, William G., author
Modern Language Association of America, 1966
Buku Teks
Donaldson, B.C.
Martinus Nijhoff, 1983
Buku Teks