Tohutoro APA (7th ed.)
Gibbs, R. (2000). Why ethics?: Signs of responsibilities. Princeton University Press.
Tohutoru Kātū Chicago (17th ed.)
Gibbs, Robert. Why Ethics?: Signs of Responsibilities. Princeton, N.J.: Princeton University Press, 2000.
Tohutoro MLA (9th ed.)
Gibbs, Robert. Why Ethics?: Signs of Responsibilities. Princeton University Press, 2000.
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