Himmelmann, B., & Louden, R. B. (2015). Why be moral? De Gruyter.
Chicago-čujuhus (17. p.)Himmelmann, Beatrix, juo Robert B. Louden. Why Be Moral? Berlin, [Germany] ; Boston, [Massachusetts]: De Gruyter, 2015.
MLA-čujuhus (9. p.)Himmelmann, Beatrix, juo Robert B. Louden. Why Be Moral? De Gruyter, 2015.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.