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Hainanim, 2002
Buku Teks
Logan, William Stewart
University of Washington Press, 2000
Buku Teks
Reinius, Gunnar
Ultraforlaget, 1970
Buku Teks
Grebst, W. A:son (William A:son), 1875-1910, author
Chaekkwa Hamkke, 2005
Buku Teks
Little, Archibald, Mrs., -1926, author
Hutchinson, 1899
Buku Teks