More, Thomas, Saint, 1478-1535
David Campbell Publishers, 1992
Buku Referensi
Krishna, Daya, 1924-2007
Sage, 2012
Buku Teks SO
Mannheim, Karl, 1893-1947
Harcourt, Brace, 1954
Buku Teks
Meijsing, Doeschka
Em. Querido's Uitgeverij B.V., 1983
Buku Teks
Antonio Cassese, editor
Oxford university press, 2012
Buku Teks