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Cambridge University Press, 2017
Buku Teks
Healey, Alan
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Buku Teks
Kuki, Hiroshi
Linguistic Circle of Canberra, 1970
Buku Teks SO
Yavas, Mehmet S.
Blackwell Publishing, 2006
Buku Teks
Bridgeman, Loraine I
New York International Journal of American Linguistics 1961
Buku Teks