The semitic languages / edited by Robert Hetzron
Routledge, 1998
 Buku Teks
Blake, Frank R.
Comparative syntax of the combinations formed by the noun and its modifiers in semitic / Frank R. Blake
[publisher not identified], 1912
 Buku Klasik
Burrow, T.
A Dravidian etymological dictionary
Clarendon Press, 1961
 Buku Referensi
Meyer-Lubke, W.
Romanisches Etymologisches worterbuch
Carl Winter's Universitatsbuchhandlung, 1935
 Buku Referensi
Etymology / Yakov Malkiel
Cambridge University Press, 1993
 eBooks