Kale, M.R.
Motilal banarsidass publishers private limited, 1992
Buku Referensi
Chatterji, Kshitish Chandra
Visvanath Chatterji, 1948
Buku Teks SO
Greenbaum, Sidney
Longman , 1990
Buku Teks SO
Gonda, Jan, 1905-1991
University of Alabama Press, 2006
Buku Teks SO
Whitney, William Dwight
Breitkopf and HaÌ?rtel; Ginn & company, 1891
Buku Teks SO