APA-čujuhus (7. p.)
ebrary, Inc, Nuccetelli, S., & Seay, G. (2012). Ethical naturalism: Current debates. Cambridge University Press.
Chicago-čujuhus (17. p.)
ebrary, Inc, Susana Nuccetelli, juo Gary Seay. Ethical Naturalism: Current Debates. Cambridge ; New York: Cambridge University Press, 2012.
MLA-čujuhus (9. p.)
ebrary, Inc, et al. Ethical Naturalism: Current Debates. Cambridge University Press, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.