Maritain, Facques
The rights of man and natural law
Charles Scribner's Son's, 1943
 Buku Teks
Natural law
 Buku Teks
Grotius, Hugo
The Rights of war and peace; Book II: Natural law and enlightenment classics
Liberty Fund, 2005
 Buku Teks
Grotius, Hugo
The Rights of war and peace; Book 1 : Natural law and enlightenment classics
Liberty Fund, 2005
 Buku Teks
Grotius, Hugo
The Rights of war and peace; Book III Natural law and enlightenment classics
Liberty Fund, 2005
 Buku Teks