Cita APA (7a ed.)

Howell, J. H., & Sale, W. F. (2000). Life choices: A Hastings Center introduction to bioethics (Second edition.). Georgetown University Press.

Cita Chicago Style (17a ed.)

Howell, Joseph H., y William F. Sale. Life Choices: A Hastings Center Introduction to Bioethics. Second edition. Washington, DC: Georgetown University Press, 2000.

Cita MLA (9a ed.)

Howell, Joseph H., y William F. Sale. Life Choices: A Hastings Center Introduction to Bioethics. Second edition. Georgetown University Press, 2000.