selected and edited by Robert S. Summers
Basil Blackwell, 1971
Buku Teks
Kelsen, Hans, author
Alumni, 2002
Buku Teks
Khudzaifah Dimyati ...[and others]; editor, Imam Edy Ashari
Genta Publishing, 2018
Buku Teks
Rachels, James, 1941-2003, author
McGraw-Hill , 2012
Buku Teks
Rachels, James, 1941-2003, author
McGraw-Hill, 1998
Buku Teks