Kellison, Stephen G., author
McGraw-Hill, 2009
Buku Teks
Keynes, John Maynard, author
A Harvest book, 1949
Buku Teks
Keynes, John Maynard, author
Harcourt, Brace and Company, 1935
Buku Teks
Qureshi, Anwar Iqbal
Shaikh Muhammad Ashraf , 1945
Buku Teks
Qureshi, Anwar Iqbal
SH. Muhammad Ashraf, 1974
Buku Teks