Mizutani, Fumitoshi
Edward Elgar, 2012
Buku Teks
Barnes, Irston R.
Appleton Century Crofts, 1942
Buku Teks
Atkinson, Anthony B. (Anthony Barnes)
McGraw-Hill , 1980
Buku Teks
Galbraith, John Kenneth, 1908-2006
Penguin Books, 1929
Buku Teks
Galbraith, John Kenneth, 1908-2006
Deutsch, 1974
Buku Teks