Callahan, J. C. (1996). First Steps in Preventive Ethics. The Hastings Center report, 26(2), 45-46. doi:10.2307/3528576
Cita Chicago Style (17a ed.)Callahan, Joan C. "First Steps in Preventive Ethics." The Hastings Center Report 26, no. 2 (1996): 45-46, https://doi.org/10.2307/3528576.
Cita MLA (9a ed.)Callahan, Joan C. "First Steps in Preventive Ethics." The Hastings Center Report, vol. 26, no. 2, 1996, pp. 45-46, https://doi.org/10.2307/3528576.
Precaución: Estas citas no son 100% exactas.
