Vendryes, J. (Joseph), 1875-1960
Routledge, 1996
Buku Teks
Bloomfield, Leonard
Holt, Rinehart and Winston, 1961
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Fromkin, Victoria A.
Holt, Rinehart and Winston, 1981
Buku Teks
Gebhard, Jerry G.
Cambridge University Press, 1999
Buku Teks
Osaka University
Osaka University, 2020
Buku Teks