edited by Paul Barry Clarke, Andrew Linzey
Routledge, 1996
Buku Referensi
Elsevier Science Inc., 660, 2018
Majalah, Jurnal, Buletin
Thompson Gale, 2005
Buku Teks
Reynolds, George Walter, 1944-
Cengage Learning, 2019
Buku Teks
Carroll, Archie B.
Thomson , 2003
Buku Teks