Tolong jelaskan mengenai Buku yang ditulis bersama dari Peter Singer

Animal Factories (co-author with James Mason), Crown, New York, 1980

The Reproduction Revolution: New Ways of Making Babies (co-author with Deane Wells), Oxford University Press, Oxford, 1984. revised American edition, Making Babies, Scribner's New York, 1985

Animal Liberation: A Graphic Guide (co-author with Lori Gruen), Camden Press, London, 1987

Should the Baby Live? The Problem of Handicapped Infants (co-author with Helga Kuhse), Oxford University Press, Oxford, 1985; Oxford University Press, New York, 1986; Gregg Revivals, Aldershot, Hampshire, 1994.

Ethical and Legal Issues in Guardianship Options for Intellectually Disadvantaged People (co-author with Terry Carney), Human Rights Commission Monograph Series, no. 2, Australian Government Publishing Service, Canberra, 1986

How Ethical is Australia? An Examination of Australia's Record as a Global Citizen (with Tom Gregg), Black Inc, Melbourne, 2004

The Ethics of What We Eat: Why Our Food Choices Matter (or The Way We Eat: Why Our Food Choices Matter), Rodale, New York, 2006 (co-author with Jim Mason); Text, Melbourne; Random House, London. Audio version: Playaway.

Eating (co-authored with Jim Mason), Arrow, London, 2006

Stem Cell Research: the ethical issues. (co-edited by Lori Gruen, Laura Grabel, and Peter Singer). New York: Blackwells. 2007.

The Future of Animal Farming: Renewing the Ancient Contract (with Marian Stamp Dawkins, and Roland Bonney) 2008. New York: Wiley-Blackwell.

The Point of View of the Universe: Sidgwick and Contemporary Ethics (with Katarzyna de Lazari-Radek), Oxford University Press, 2014

Utilitarianism: A Very Short Introduction (with Katarzyna de Lazari-Radek), Oxford University Press, 2017

Edited and coedited volumes and anthologies

Test-Tube Babies: a guide to moral questions, present techniques, and future possibilities (co-edited with William Walters), Oxford University Press, Melbourne, 1982

Animal Rights and Human Obligations: An Anthology (co-editor with Tom Regan), Prentice-Hall, New Jersey, 1976. 2nd revised edition, Prentice-Hall, New Jersey, 1989

In Defence of Animals (ed.), Blackwells, Oxford, 1985; Harper & Row, New York, 1986.

Applied Ethics (ed.), Oxford University Press, Oxford, 1986

Embryo Experimentation (co-editor with Helga Kuhse, Stephen Buckle, Karen Dawson and Pascal Kasimba), Cambridge University Press, Cambridge, 1990; paperback edition, updated, 1993

A Companion to Ethics (ed.), Basil Blackwell, Oxford, 1991; paperback edition, 1993

Save the Animals! (Australian edition, co-author with Barbara Dover and Ingrid Newkirk), Collins Angus & Robertson, North Ryde, NSW, 1991

The Great Ape Project: Equality Beyond Humanity (co-editor with Paola Cavalieri), Fourth Estate, London, 1993; hardback, St Martin's Press, New York, 1994; paperback, St Martin's Press, New York, 1995

Ethics (ed.), Oxford University Press, Oxford, 1994

Individuals, Humans and Persons: Questions of Life and Death (co-author with Helga Kuhse), Academia Verlag, Sankt Augustin, Germany, 1994

The Greens (co-author with Bob Brown), Text Publishing, Melbourne, 1996

The Allocation of Health Care Resources: An Ethical Evaluation of the "QALY" Approach (co-author with John McKie, Jeff Richardson and Helga Kuhse), Ashgate/Dartmouth, Aldershot, 1998

A Companion to Bioethics (co-editor with Helga Kuhse), Blackwell, Oxford, 1998

Bioethics. An Anthology (co-editor with Helga Kuhse), Blackwell, 1999/ Oxford, 2006

The Moral of the Story: An Anthology of Ethics Through Literature (co-edited with Renata Singer), Blackwell, Oxford, 2005

In Defense of Animals. The Second Wave (ed.), Blackwell, Oxford, 2005

The Bioethics Reader: Editors' Choice. (co-editor with Ruth Chadwick, Helga Kuhse, Willem Landman and Udo Schüklenk). New York: Blackwell, 2007

J. M. Coetzee and Ethics: Philosophical Perspectives on Literature (co-editor with A. Leist), New York: Columbia University Press, 2010

The Golden Ass, by Apuleius (edited and abridged by Peter Singer, translated by Ellen D. Finkelpearl), New York: Liveright Publishing Corporation; London: W.W. Norton and Company, Ltd., 2021