Jurnal Kajian Wilayah Eropa Vol. 4 No. 3 2008: 32-40, 2008
Artikel Jurnal
Park, Patricia, author
Kluwer Law International, 2012
Buku Teks
Collins, Lawrence, author
Butterworth, 1990
Buku Teks
School Government Publishing Co., 1987
Buku Referensi
Rose, Richard, 1933-, author
Chatham House Publishers, 1982
Buku Teks