Scharpe, A
Brugge De Tempel 1956
Buku Teks
edited by Lila Gleitman and Barbara Landau
MIT Press, 1994
Buku Teks
Drake, Henry Burgess, author
Oxford University, 1957
Buku Teks
Europa Publications Limited, 1970
Buku Referensi
Prasad, I. B.
Khanna Publishers, 1975
Buku Teks