Kaegi, Adolf
Susil Gupta , 1950
Buku Teks
Edwardes, Michael
B.T. Batsford, 1969
Buku Teks
Lannoy, Richard
The Vanguard Press, 1955
Buku Teks
Kumar, Deepak, author
Oxford University Press, 2016
eBooks
Macdonell, Arthur Anthony, 1854-1930, author
Moti Lal Banarsi Dass, 1958
Buku Referensi