Cita APA (7a ed.)

Dworkin, G., Frey, R. G., Bok, S., Frey, R. G., Dworkin, G., & Frey, R. G. (1998). Euthanasia and physician-assisted suicide (1. publ.). Cambridge Univ. Press.

Cita Chicago Style (17a ed.)

Dworkin, Gerald, R. G. Frey, Sissela Bok, Raymond G. Frey, Gerald Dworkin, y R. G. Frey. Euthanasia and Physician-assisted Suicide. 1. publ. Cambridge [u.a.]: Cambridge Univ. Press, 1998.

Cita MLA (8a ed.)

Dworkin, Gerald, et al. Euthanasia and Physician-assisted Suicide. 1. publ. Cambridge Univ. Press, 1998.