Foris Publications, 1987
Buku Teks
Souvatzi, Stella G., 1966-
Cambridge University Press, 2008
Buku Teks
Massiah, Joycelin
United Nations Educational , 1983
Buku Teks
Rodenburg, Janet
KITLV , 1997
Buku Teks
Wolfgang G. Weber, Michael Thomas, Annette Ostendorf, Lynne Chisholm, editors
[Springer, ], 2012
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