Cita APA (7a ed.)

Singer, P., & Kuhse, H. (2002). Unsanctifying human life: Essays on ethics. Blackwell.

Cita Chicago Style (17a ed.)

Singer, Peter, y Helga Kuhse. Unsanctifying Human Life: Essays on Ethics. Oxford [etc.]: Blackwell, 2002.

Cita MLA (9a ed.)

Singer, Peter, y Helga Kuhse. Unsanctifying Human Life: Essays on Ethics. Blackwell, 2002.