Krugman, Paul R., author
Pearson, 2009
Buku Teks
Mundell, Robert A.
Macmillan, 1968
Buku Teks
Pertot, Vladimir
Oliver & Boyd, 1972
Buku Teks
Krugman, Paul R., author
Scott, Foresman, 1988
Buku Teks
Krugman, Paul R., author
Addison-Wesley, 2000
Buku Teks