Datta, Bhabatosh
The World Press Private 1960, 1960
Buku Teks
Sengupta, Jayshree, author
Academic Foundation, 2007
Buku Teks
Sarkar, Jagadish Narayan
Oxford Book & Stationery, 1978
Buku Teks
Chandra, Nirmal Kumar
Oxford University Press , 1988
Buku Teks
Cassen, R.H.
Macmillan, 1982
Buku Teks