Penguin Books, 1978
Buku Teks
World Bank
Oxford University Press, 1989
Buku Teks
Galbraith, John Kenneth, 1908-2006, author
Harvard University Press, 1962
Buku Teks
Bagchi, Amiya Kumar, author
Cambridge University Press , 1984
Buku Teks
Edited by M.A.R. Ghonaimy
Pergamon Press , 1979
Buku Teks