Prof. Robert Garner
Garner, Robert 2005. The Political Theory of Animal Rights (Perspectives on Democratization). Manchester, Manchester University Press.
Garner, Robert 2007. Animal Rights Movements. In: Ritzer, George (ed.). The Blackwell Encyclopedia of Sociology (Online-Version)
Garner, Robert 1998. Political Animals: Animal Protection Politics in Britain and the United States. London, Macmillan Press.