Guptu, Sulekh Chandra
New York, N.Y, Asia Publ. House
Buku Teks
Gupta, Sisir
Asia Publishing House, 1966
Buku Teks
Chandra, Bipan
National Council of Educational Research and Training, 1971
Buku Teks
Chandra, Nirmal Kumar
Oxford University Press , 1988
Buku Teks
Heussler, Robert
Heinemann Asia, 1985
Buku Teks