Wehr, Hans, 1909-1981, author
Otto Harrassowitz, 1959
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Ullmann, Manfred, author
Otto Harrassowitz, 1970
Buku Referensi
Spies, Otto
Buku Teks
Gayed, Riad, author
Elia's Modern Press, [date of publication not identified]
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Schmidt, Raymund
Buku Teks