Janos, author
Budapest Franklin 1902
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Menge, Herman, author
Berlin Langenscheidt 1961
Buku Referensi
Mehler, J., author
Groningen Wolters [t.th.]
Buku Referensi
Lewis, Charlton T., author
New York American Book 1918
Buku Referensi
Marchant, James Robert Vernam, 1853-1936, editor
New York Funk & Wagnalls [t.th.]
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