Stimson, J. Frank, author
Martinus Nijhoff, 1964
Buku Referensi
Jaschke, H.A.
London : Routledge & Kegan Paul Ltd., 1949.
Buku Teks
Jaschke, H. A., author
Trubner and Co. Ludgate Hill, 1882
Buku Referensi
Kuki, Hiroshi, author
Linguistic Circle of Canberra, 1970
Buku Teks
Whitney, William Dwight, author
Breitkopf and HaÌ?rtel; Ginn & company, 1891
Buku Teks