Blackham, H.J.
Routledge Kegan Paul LTD, 1953
Buku Teks
Weber, Eugen, author
D.C. Heath, 1959
Buku Teks
Robson, Stuart, author
Research Institute for Languages and Cultures of Asia and Africa (ILCAA), 2015
Buku Teks
edited by A.B. Shah and C.R.M. Rao
Manaktalas, 1965
Buku Teks
Eisenstadt, S. N. (Shmuel Noah), author
John Wiley & Sons, 1973
Buku Teks