Brockelmann, Carl
Hildesheim George Olms 1961
Buku Teks
Jakobson, Roman, author
Berlin Akademic-Verlag 1960
Buku Teks
Jakobson, Roman, author
Berlin Akademic-Verlag 1960
Buku Teks
Storz, Gerhard
Munchen Kosel 1957
Buku Teks
Sapir, Edward
Munchen Heuber 1961
Buku Teks