Krugman, Paul R., author
Scott, Foresman, 1988
Buku Teks
Krugman, Paul R., author
Harper Collins , 1994
Buku Teks
Mundell, Robert A.
Macmillan, 1968
Buku Teks
Sodersten, Bo
Macmillan, 1970
Buku Teks
Friedrich, Klaus
McGraw-Hill Kogakusha, 1974
Buku Teks