Adler, John H., author
Stanford University Press , 1951
Buku Teks
Cullis, John G.
McGraw-Hill, 1992
Buku Teks
Zamir Iqbal and Abbas Mirakhor, Editors
The World Bank, 2013
Buku Teks
Golay, Frank H.
Cornell University Press, 1961
Buku Teks
Schlesinger, Yames R.
Frederick A. Praeger, 1960
Buku Teks