Bloomfield, Leonard, author
Holt, Rinehart and Winston, 1961
Buku Teks
Kyowon Siamun , 1990
Buku Teks
Foreign Languages , 1969
Buku Teks
McKnight, Brian E., author
University of Chicago Press, 1971
Buku Teks
Rock, Joseph F.
Harvard University Press, 1947
Buku Teks