Himmelmann, B., & Louden, R. B. (2015). Why be moral? De Gruyter.
Tohutoru Kātū Chicago (17th ed.)Himmelmann, Beatrix, me Robert B. Louden. Why Be Moral? Berlin, [Germany] ; Boston, [Massachusetts]: De Gruyter, 2015.
Tohutoro MLA (9th ed.)Himmelmann, Beatrix, me Robert B. Louden. Why Be Moral? De Gruyter, 2015.
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