- National Council for Animals' Welfare3
- Cather, J. Leonard2
- Regan, Tom2
- Cobbe, Frances Power, 1822-19041
- Le Guin, Ursula K., 1929-20181
- National Anti-Vivisection Society1
- Nozick, Robert1
- Temple University Press1
- University of California Press1
- Victoria Street Society for the Protection of Animals from Vivisection, united with the International Association for the Total Suppression of Vivisection1
- Wade, Spencer, Rev.1