Jurnal Kajian Wilayah Eropa Vol. 3 No. 2 2007: 83-105, 2007
Artikel Jurnal
Mendelson, Wallace
Dorsey Press, 1980
Buku Teks
Jensen, Merrill
Kriger, 1979
Buku Teks
Bartholomew, Paul C.
W.M.C. Brown, 1951
Buku Teks
edited by Robert A. Goldwin and William A. Schambra
American Enterprise Institute for Public Policy Research, 1985
Buku Teks