Cita APA (7a ed.)

Sidgwick, H., & Singer, M. G. (2000). Essays on ethics and method. Oxford University Press.

Cita Chicago Style (17a ed.)

Sidgwick, Henry, y Marcus George Singer. Essays on Ethics and Method. Oxford ; New York: Oxford University Press, 2000.

Cita MLA (8a ed.)

Sidgwick, Henry, y Marcus George Singer. Essays on Ethics and Method. Oxford University Press, 2000.